Izdelki za kemično ločevanje (363)

Meldrum’s Acid is a white crystalline powder which has C6H8O4 as its chemical formula. It is also known as 2,2dimethyl1,3dioxane4,6dione or isopropylidene malonate. Shipment Info Europe and United States Provided Meldrum’s Acid is on stock in our local warehouses our lead time is about one week if delivered in 25 KG fiber drums. Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:2033-24-1 EC number:217-992-8 HS code:2932 20 90 Appearance:Almost white crystalline powder Assay:≥ 98.00 % Boiling point:304 °C @ 101 325 Pa Flash point:134 °C @ 101 325 Pa Partition coefficient (log Pow):4.786 @ 25 °C

Rostabil DPDP (Isodecyl diphenyl phosphite) is a clear liquid which has C22H31O3P as chemical formula. It it used as a color and processing stabilizer in polycarbonate, polyurethanes, ABS polymers, coatings and it is also used as a secondary stabilizer in PVC. Isodecyl diphenyl phosphite is also known as Diphenyl isodecyl phosphite and phosphorous acid, 8methylnonyl diphenyl ester. Shipment Info Europe Provided Rostabil DPDP is on stock in our local warehouses our lead time is about one week if delivered in 200 KG steel drums. United States, Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:26544-23-0 EC number:247-777-4 HS code:2920 90 85 Acid Value:≤0.1 (mg KOH/g) Colour:≤100 Hazen Boiling point:435.74 °C Flash point:130.0 ºC Melting point:154.75 °C Partition coefficient (log Pow):8.52 Refractive index:1.521 – 1.527 @ 20°C Solubility in water:Insoluble (< 0.1 mg/l) Specific gravity:1.020 – 1.036 g/m3 (25 °C/15 °C) Vapour pressure:2.07E-09 Pa @ 25°C

El alcohol tetrafluorobencílico pertenece al grupo de los derivados del benceno. El intermediario se utiliza en la industria eléctrica y agrícola. Nombre:2,3,5,6-Alcohol tetrafluorobencílico Sinónimo:TFBA Número CAS:4084-38-2 Industria:Agro, electro

Enox DTBP (Ditertbutyl peroxide) is a transparant liquid which has C8H18O2 as chemical formula. This dialkyl peroxide is used as initiator for the production of Low Density Polyethylene (LDPE). Further it finds its application in the polymerization and copolymerization of styrene, olefins and acrylic resins and as modification agent of polypropylene degradation. Ditertbutyl peroxide is also known as DTBP, peroxide bis(1,1dimethylethyl) and tertButyl peroxide. Availability Europe Enox DTBP is on stock in our local warehouses. Our lead time is about one week if delivered in 20 KG PE drums. South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:110-05-4 EC number:203-733-6 HS code:2909 60 00 Appearance:light yellow transparent liquid Assay:≥98.00 % Colour:≤60 Fe:≤2 mg/kg TBHP:≤0.60 % Active oxygen content:≥10.72 % Conductivity:≥1000 pS/m Density:0.793-0.803 (d20/4) Flash point:6 °C @ 113 mBar Melting point:-18 °C Partition coefficient (log Pow):1.51 Refractivity:1.385 – 1.392 (n20/D) SADT:80 °C Vapour pressure:29 mBar @ 25 °C

El control de calidad empieza con la inspección de los productos que entran. Con el colector para polvo y granulado PowderProof®, realizar un muestreo multicapa de productos a granel ya no representa un problema. PowderProof® es la solución profesional acreditada en la práctica para el muestreo móvil de polvos y granulados. A la resistente unidad motora se pueden acoplar diferentes punzones y espirales de transporte e intercambiarlas sin problemas. Este concepto modular del PowderProof® le permite múltiples aplicaciones para granulados y polvos en toneles, barriles, bolsas de gran tamaño o sacos. Los útiles accesorios como la cesta para botella muestra, la bolsa para muestras y las etiquetas selladoras close-it facilitan aún más el muestreo sencillo y seguro. PowderProof® con punzón de uso horizontal para la extracción de muestras de sacos y con punzón de uso vertical para el muestreo de recipientes abiertos como barriles, toneles o bolsas de gran tamaño. Modelo:para polvo hasta 2 mm o para granulados de entre 2 y 4 mm Punzón:horizontal o vertical Profundidad de penetración:300 mm, 600 mm, 900 mm o 1200 mm

Rostabil TPP (Triphenyl phosphite) is a clear liquid with has C18H15O3 as chemical formula. It is an organophosphite which provides excellent colour improvement and heat stability. It is used in ABS, polyethylene, polypropylene, polystyrene, polyester resins, epoxy resins and synthetic rubber. TPP is also known as Triphenyl phosphoric acid ester and Triphenoxyphosphine oxide. Availability Europe Rostabil TPP ( Trisnonylphenol phosphite) is on stock in our local warehouses our lead time is about one week if delivered in 225 KG drums. United States, Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:101-02-0 EC number:202-908-4 HS code:2920 29 00 Acid Value:≤0.50 (mg KOH/g) Colour:≤50 Hazen Phenol:≤1.00 % Phosphorus:9.80 – 10.00 % Boiling point:386 °C @ 101.63 kPa Flash point:218.30 ºC Melting point:144 ºC Partition coefficient (log Pow):6.62 @ 25 ºC Refractive index:1.18 – 1,186 g/l @ 25 ºC Solubility in water:Insoluble (< 0.1 mg/l) Specific gravity:1.170 – 1.195 g/m3 (25 ºC / 15 ºC) Vapour pressure:0.0000763 mm Hg @ 25 ºC

El muestreador Vampir permite tomar muestras de líquidos fácilmente en lugares más profundos. La bomba de muestras portátil está formada por una unidad de accionamiento a batería, una cabeza de bomba y una manguera de transporte. Por medio del sistema de mangueras cerrado, el medio que se quiere recoger se conduce directamente al recipiente de muestras. De esta manera, la muestra únicamente entra en contacto con las mangueras y con la botella de muestras. Con este procedimiento se excluye el riesgo de suciedad y contaminación, ya que las mangueras son muy fáciles de limpiar y, en caso necesario, se pueden sustituir fácilmente.

Dr. Paul Lohmann® offers Zinc Peroxide as powder in chem. pure. For industrial applications, it is used as a source of peroxide for odor control or as a crosslinker for rubber. Advantage is to be a solid but active "hydrogen peroxide". CAS 1314-22-3 EINECS 215-226-7 Dr. Paul Lohmann® carries out product and application development in close cooperation with customers. This includes the adaptation of chemical and physical parameters such as bulk density, wettability, particle size, purity or pH-value.

El mango largo de la pala de recogida de muestra permite recoger muestras con seguridad en lugares de difícil acceso como, por ejemplo, recipientes grandes con poco contenido. El borde de gran tamaño impide que se derrame la muestra recogida. Gracias a su ligereza, esta pala de acero inoxidable es muy cómoda de manejar. Esta pala para muestras PharmaScoop se ha desarrollado para hacer frente a las altas exigencias de la industria farmacéutica, tal y como constan p. ej. en las normativas de la FDA. Como todos los muestreadores de uso farmacéutico, está fabricado en acero inoxidable sin bordes, estrías o hendiduras en las que se puedan depositar restos de muestras que puedan falsear el resultado de muestras posteriores. La pala, con un pulido brillante interior y exterior, cumple por ello todos los requisitos de producción y muestreo conforme a la GMP. Capacidad:1000 ml Diámetro:110 mm Longitud:235 mm Longitud total:835 mm

Rostabil TDP (Triisodecyl phosphite) is a clear liquid which has C30H63O3P as chemical formula. It is a trialkyl phosphite which is useful as a secondary stabilizer in ABS, PET (polyethylene terephthalate), PET fibers, coatings, lubricants, PVC, polycarbonate and polyurethanes. This material is also known as Phosphorus acid triisodecyl ester and isodecylphosphite. Availibility Europe and United States Provided Rostabil TDP is on stock in our local warehouses our lead time is about one week if delivered in 180 KG steel drums. Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:25448-25-3 EC number:246-998-3 HS code:2920 90 85 Acid Value:≤0.10 (mg KOH/g) Colour:≤50 Hazen Boiling point:485.52 °C Flash point:150 °C @ 1 atm Melting point:< -20 °C @ 1 atm Partition coefficient (log Pow):12.31 @ 25 °C Refractive index:1.4500 – 1.4610 Solubility in water:Insoluble (< 0.1 mg/l) Specific gravity:0.874 – 0.914 g/m3 (25 ºC/15 ºC) Vapour pressure:1E-09 to 5E-07 Pa

Siphon pour le prélèvement simple d'échantillons liquides. Bonne visibilité au travers des tubes transparents. Extrémité supérieure équipée d'un robinet, extrémité inférieure d'un clapet à bille. Volume:140 ml, 280 ml ou 500 ml Profondeur d'immersion:50 cm, 100 cm ou 100 - 200 cm Ø de tuyau:25 mm

2,3,5,6-Tetrafluorbenzyl-alkohol gehört zur Gruppe der Benzolderivate. Das Zwischenprodukt wird in der Elektroindustrie und in der Landwirtschaft verwendet. Name:2,3,5,6-Tetra­fluoro­benzyl­alkohol Synonym:TFBA CAS Nummer:4084-38-2 Industrie:Agrar, Elektro

Peleusball, einfacher Pipettierhelfer. Die Evakuierung erfolgt durch ein Automatik-Ventil. Durch Drücken auf die Ventile wird die Flüssigkeit angesaugt, abgelassen oder ausgeblasen. Das herausnehmbare Automatik-Ventil ermöglicht außerdem eine effektive Innenreinigung.

Dr. Paul Lohmann® bietet Zinkpyrophosphat als Pulver, feines Pulver in chem. rein an. Im industriellen Bereich wird es als "weisser" Feststoffschmierstoff eingesetzt. CAS 7446-26-6 (w.frei) EINECS 231-203-4 Dr. Paul Lohmann® führt Produkt- und Anwendungsentwicklung in enger Zusammenarbeit mit den Kunden durch. Dazu gehört die Anpassung chemischer und physikalischer Parameter wie Schüttdichte, Benetzbarkeit, Partikelgröße, Reinheit oder pH-Wert.

Rasterelektronenmikroskopische Untersuchungen: Qualitässicherung, Schadensanalyse, Partikelanalyse, Fraktographie, EDX-Analyse

Dr. Paul Lohmann® offers Calcium Acetate as powder, fine powder, granules, fine granules in chem. pure and food/pharma grade as well as for food supplements. For pharmaceutical applications, it is used as a phosphate binder. For food applications, it is used as acid regulator. For industrial applications, it is used as a thickener in calcium complex soaps, as a hardening accelerator for reinforced cements, and for precipitation of polymers from emulsion polymerization processes. CAS 62-54-4 (anh.) EINECS 200-540-9 Dr. Paul Lohmann® carries out product and application development in close cooperation with customers. This includes the adaptation of chemical and physical parameters such as bulk density, wettability, particle size, purity or pH-value.

Rostabil DDPP (Diisodecyl phenyl phosphite) is a clear liquid which has C26H47O3P as chemical formula. It is an alkylaryl phosphite which finds its application as a color and processing stabilizer in ABS, polycarbonate, polyurethane, coatings and PET fiber where regulatory approval for food contact is not required. It can be used as a secondary stabilizer to improve color and heat stability in PVC. Diisodecyl phenyl phosphite is also known as phosphorous acid diisodecyl phenyl ester and Phenyl diisodecyl phosphite. Availability Europe Provided Rostabil DDPP is on stock in our local warehouses our lead time is about one week if delivered in 200 KG drums. United States, Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:25550-98-5 EC number:247-098-3 HS code:2920 90 85 Acid Value:≤0.1 (mg KOH/g) Colour:≤100 Free phenol:≤1.0 % Boiling point:478.99 °C Flash point:296.30 °C Melting point:90.17 °C Partition coefficient (log Pow):9.32 @ 25 °C Relative density:0.94 – 0.96 @ 20 g/ml Refractive index:1.4800 – 1.4860 @ 20 ºC Solubility in water:0.182 mg/l Specific gravity:0.930 – 0.950g/m3 (25 ºC/15 ºC) Vapour pressure:0.0076 Pa @ 25 °C

2,3,5,6-Tetrafluorobenzyl alcohol belongs to the group of benzene derivatives. The intermediate is used in the electric and agricultural industry. Name:2,3,5,6-Tetra­fluoro­benzyl alcohol Synonym:TFBA CAS Number:4084-38-2 Industry:Agro, Electro

Enox 101 (25Dimethyl25ditertbutylperoxyhexane) is a yellowish liquid which has C16H34O4 as chemical formula. It is used to cure polymers and elastomers, mainly polyethylene ( LDPE, HDPE), ethylene propylene diene monomer (EPDM), sillicone rubber and fluoroelastomers. Further it acts as initiator for the production of controlled rheology polypropylene (CRPP). 2,5Dimethyl2,5di(tertbutylperoxy)hexane is also known as ditertbutyl 1,1,4,4tetramethyltetramethylene diperoxide, 2,5Dimethyl2,5bis(tertbutylhydroperoxy)hexane and Ditertbutyl 1,1,4,4tetramethyltetramethylene diperoxide. Availability Europe Enox 101 (DHBP) on stock in our local warehouses our lead time is about one week if delivered in 25 KG PE drums. South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:78-63-7 EC number:201-128-1 HS code:2909 60 00 Appearance:yellowish transparent liquid Assay:≥94 00 % Color:≤60 TBA:≤0.50 % DTBP:≤0.50 % Cyclig (TMDOCH):≤5.00 % DHBBP/mono:≤1.00 % Fe mg/kg:≤1 Boiling point:306.50 °C ± 25 °C @ 760Torr Density:0.872 g/cm3 @ 20 °C Flash point:68 ºC Partition coefficient (log Pow):7.34 Melting point:8 °C @ 1 atm Refractivity:1.420 – 1.425 Solubility in water:1.420 – 1.425 Solubility in water:Insoluble (< 0.1 mg/l) SADT:80 °C Vapour pressure:0.185 Pa @ 25°C Viscosity:7.35 mPa.s @ 12 rpm (20°C)

Werkstoffprüfungen an Kunststoffen liefern wichtige Daten in der Qualitätssicherung. Etwa dann, wenn es um die Kontrolle Aushärtung, Herstellungsverfahren, Faserverstärkung oder Materialfehler geht. Zug- und Biegeprüfungen Zugp- und Biegeprüfungen gehören in der mechanischen Werkstoffprüfung zu den am häufigsten durchgeführten Versuchen. Sie dienen zur Charakterisierung des Festigkeits- und Verformungsverhaltens. Das GWP Kunstststofflabor bietet Prüfungen nach allen gängigen Normen.

Auftausalz kaufen – das schnelle Mittel zur Herstellung der Verkehrssicherheit

Enox BPO50FM (Dibenzoyl Peroxide DCHP) is a white fine granular powder in 50% diclycohexyl phthalate. This diacyl peroxide has C14H10O4 as chemical formula and it is used to cure unsaturated polyester resins and acrylic resins at both ambient and elevated temperature. Dibenzoyl peroxide also so known as benzoyl peroxide, BPO and benzoperoxide. Availability Europe Provided Enox BPO50FM is on stock in our local warehouses our lead time is about one week if delivered in 25 KG PE drums. South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:94-36-0 EC number:202-327-6 HS code:2916 32 00 Appearance:White granular powder Assay:48.0 – 51.0 % Active oxygen:≤0.50 % Cl:≤0.40 % (In)organic hydrolysable Cl:≤0.50 % Water:≤1.00 % Melting point:103 – 105 20 °C @ 1.013 hPa Partition coefficient (log Pow):3.43 @ 20 °C Relative density:1.33 @ 25 °C Solubility in water:Slightly soluble (9 .1 mg/l) @ 25 °C Vapour pressure:< 1mm Hg @ 20 °C

Dr. Paul Lohmann® bietet Zinkperoxid als Pulver in chem. rein an. In industriellen Anwendungen wird es eingesetzt als Peroxidquelle zur Geruchshemmung oder als Vernetzter für Kautschuck. Vorteil ist es, ein festes aber aktives "Wasserstoffperoxid" zu sein. CAS 1314-22-3 EINECS 215-226-7 Dr. Paul Lohmann® führt Produkt- und Anwendungsentwicklung in enger Zusammenarbeit mit den Kunden durch. Dazu gehört die Anpassung chemischer und physikalischer Parameter wie Schüttdichte, Benetzbarkeit, Partikelgröße, Reinheit oder pH-Wert.

Dr. Paul Lohmann® bietet tri-Natriumcitrat-2-hydrat als Pulver, feines Pulver, Kristalle, feine Kristalle in den Qualitäten Food/Pharma/chem. rein und für Nahrungsergänzungsmittel an. Im Pharmabereich wird es als Säureregulator oder zur regionalen Hemmung der Blutgerinnung verabreicht. Im Foodbereich wird es als Säureregulator eingesetzt. In industriellen Anwendungen wird es als bauchemischer Verzögerer in Gips und in portlandzementhaltigen Bindern eingesetzt. CAS 6132-04-3 EINECS 200-675-3 Dr. Paul Lohmann® führt Produkt- und Anwendungsentwicklung in enger Zusammenarbeit mit den Kunden durch. Dazu gehört die Anpassung chemischer und physikalischer Parameter wie Schüttdichte, Benetzbarkeit, Partikelgröße, Reinheit oder pH-Wert.

Disodium44bis2sulfostyrylbiphenyl (Viobrite CBS) is a yellow free flowing fine granule which has the chemical formula C28H20O6S6Na2. Viobrite CBS has a higher yield of whiteness than the classical stilbene type brighteners. It finds its application in houselhold detergents. Besides it is being used in coatings and textiles. This substance is also known as Fluorescent Brightener FWA5, Distyrylbiphenylsulfonate, Fluorescent Whitener CBS and FBA 351. Availability Europe and United States Provided Viobrite CBS is on stock in our local warehouses our lead time is about one week if delivered in 25 KG cartons. Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:27344-41-8 EC number:248-421-0 HS code:3204 20 00 Appearance:Yellowish free flowing fine granule Active content:≥95 % 1% E-value:1105 ~ 1181 Extinction value:0.829 – 0.885 Maxim absorption wave length:348 ± nm Moisture:≤ 5.00 % Autoignition:580 ºC Bulk density:550 – 670 g/l Density:1.49 g/cm3 (22 ºC) Melting point:>300 ºC Partition coefficient (log Pow):-2.32 @ 25 ºC / pH 6.8 pH value:7 – 8.5 Solubility in water:17.6 g/l @ 20 ºC / pH 6.7

Enox CH (1,1Di(tertbutylperoxy)cyclohexane in white oil) is being used in the production of (expanded) polystyrene and SMC/BMC. Also available Enox CH40MO and Enox CH50MO (40% and 50% white oil diluants) Availability Europe Enox CH80MO is on stock in our local warehouses. Our lead time is about one week if delivered in 20 KG PE drums. United States, Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details. CAS number:3006-86-8 EC number:221-111-2 HS code:2909 60 00 Appearance:Light yellow transparent liquid Assay:78 – 80.0 % Active oxygen:9.58 – 9.84 % Color:≤60 Hazen Hydroperoxide as TBHP:≥ 0.5 % Relative density:0.884 @ 20 °C Melting point:-25° Partition coefficient (log Pow):7.2 @ 25 °C SADT:60 °C Solubility in water:1.07 mg/L @ 25 °C Vapor pressure:12.3 Pa @ 25 °C

Enox PMBP, di4methylbenzoylperoxide is a white paste in silicon oil which has C16H14O4 as chemical formula. This diacyl peroxide is mainly used for the crosslinking of silicone rubbers. Di(4methylbenzoyl)peroxide is also known as pToluoyl peroxide and 4methylbenzoyl peroxide Availability Europe Enox PMBP is on stock in our local warehouses. Our lead time is about one week if delivered in 20 KG PE drums. South America, South Africa and other markets can also be served, please contact our sales department for more details CAS number:895-85-2 EC number:407-950-9 HS code:2916 39 00 Appearance:White paste Assay:49.00 – 52.00 % Active oxygen content:2.90 – 3.08 % Free chlorine:≤0..05 % Acidity as 4-methylbenzoic acid:≤0.50 % Volatile matter:≤1.50 % Bulk density:1.22 kg/m3 @ 20 ºC Melting point:101 325 Pa @ 134 ºC Partition coefficient (log Pow):4.70 @ 20 ºC SADT:80 ºC Solubility in water:0.043 mg/l (20 ºC) Vapor pressure:0.01 Pa @ 25 ºC

Kohlenstoff als organischer Kohlenstoff (TOC), anorganischer Kohlenstoff (TIC) oder Gesamtkohlenstoff (TC) und Schwefel als Gesamtschwefelgehalt und seine Oxidationsformen werden simultan in einer Kombination von Induktions- und Widerstandsofen (EDF-Technologie) bestimmt. Die C/S-Analyse basiert auf Verbrennung der Proben im Sauerstoffstrom und IR-Detektion der stufenweise entstehenden Gase CO2 und SO3. Eine fraktionierte Bestimmung von freiem Kohlenstoff, freiem Schwefel, Karbiden und Sulfaten ist aufgrund unterschiedlicher Verbrennungstemperaturen möglich. Anorganische Proben (u.a. legierter und unlegierter Stahl, Guss, Kupfer und Kupferlegierungen, Keramiken, Erze, Zement, Kalk, Gips, Sand, Glas, Gesteine) und organische Proben (u.a. Kohle, Koks, Holz, Ruß, Gummi, Abfall, Boden, Pflanzen, Mineralöle ) können mit einer Probeneinwaage von 500 mg im Bereich 0,1 % bis 5 % für Kohlenstoff und 0,3 % bis 30 % Schwefel analysiert werden.

Dr. Paul Lohmann® bietet Eisensulfat als Pulver, feines Pulver, rieselfähiges feines Pulver, mikronisiertes Pulver, mikroverkapselt, Kristalle in den Qualitäten Food/Pharma/chem. rein und für Nahrungsergänzungsmittel an. Im Pharmabereich wird es zur Behandlung von Eisenmangelanämie eingesetzt. Im Foodbereich wird es zur Eisenanreicherung eingesetzt. In industriellen Anwendungen wird es eingesetzt zur Abwasserbehandlung, Reduzierung von Chrom(VI) und als Eisenquelle unter anderen auch in elektrochemischen Verfahren. CAS 7782-63-0 \ 7720-78-7 EINECS 231-753-5 Dr. Paul Lohmann® führt Produkt- und Anwendungsentwicklung in enger Zusammenarbeit mit den Kunden durch. Dazu gehört die Anpassung chemischer und physikalischer Parameter wie Schüttdichte, Benetzbarkeit, Partikelgröße, Reinheit oder pH-Wert.

Contrairement aux puisards classiques, ceux en inox ne présentent pas d'ouvertures, rainures ou stries dans lesquelles des résidus pourraient se loger. Traitement sans pores par soudure laser haute qualité. Le puisard inox est stérilisable par flambage, pour garantir l'absence de germes. Longueur totale:115 cm Contenance:1000 ml