Materials and Inorganics

Cellulose adsorbents for column chromatography Features Cellulose MN 100: native fibrous cellulose Standard grade Average degree of polymerization 620&ndash680 Fiber length (85 %) 20&ndash100 &mum Specific surface acc. to Blaine ~ 6500 cm2/g

Cellulose adsorbents for column chromatography Features Cellulose MN 100: native fibrous cellulose Standard grade Average degree of polymerization 620&ndash680 Fiber length (85 %) 20&ndash100 &mum Specific surface acc. to Blaine ~ 6500 cm2/g

Cellulose adsorbents for column chromatography Features Cellulose MN 100: native fibrous cellulose Standard grade Average degree of polymerization 620&ndash680 Fiber length (85 %) 20&ndash100 &mum Specific surface acc. to Blaine ~ 6500 cm2/g

Cellulose adsorbents for column chromatography Features Cellulose MN 100: native fibrous cellulose Standard grade Average degree of polymerization 620&ndash680 Fiber length (85 %) 20&ndash100 &mum Specific surface acc. to Blaine ~ 6500 cm2/g

Cellulose adsorbents for column chromatography Features Cellulose MN 100: native fibrous cellulose Standard grade Average degree of polymerization 620&ndash680 Fiber length (85 %) 20&ndash100 &mum Specific surface acc. to Blaine ~ 6500 cm2/g

Adsorbent for low pressure column chromatography.

8mol% Yttria doped ceria may be prepared by carbonate coprecipitation technique. Yttria doped ceria exhibits high ionic conductivity, low activation energy and small grain boundary resistance.

Reagents and accessories for absorption of mercury Analysis Note Identity: passes test Citric acid solution: about 20 % Legal Information CHEMIZORB is a registered trademark of Merck KGaA, Darmstadt, Germany

General description This Standard Reference Material (SRM) is intended for use as an analytical standard for the determination of total chlorine in lubricating oils or materials of similar composition. The SRM consists of a series of 5 x 20 mL

Octadecyl silica for SPE analysis of PAHs Features Base material silica, pore size 60 &Aring, particle size 45 &microm, specific surface 500 m2/g, pH stability 2&ndash8 special octadecyl modification for enrichment of PAH, not endcapped, carbon co

CHROMABOND&reg SPE products Features More than 50 different sationary phases available e.g.

Aluminium oxide, neutral, for SPE Features Aluminium oxide, high purity, pore volume 0.90 mL/g, particle size 60&ndash150 &microm, specific surface 150 m2/g neutral, pH 7 &plusmn 0.5