Applications in laboratory processes requiring a nitride ion source

(microencapsulated lichen cholecalciferol)

Chemische Industrie: für die Herstellung von Acetaten

Metallography: Vilella reagent is used for the preparation of metallographic samples from stainless steels

followed by sifting it in a special sieve

Natriumpyrosulfit CZ 500g Vollkornmehl Applications in laboratory processes requiringSodium pyrosulfite Technical information about chemical reagents: Chemical formula: NaSO. CAS number: 7681 57 4 EC number: 231 673 0 Synonyms: Sodium metabisulfite, Disodium(IV) disulfate Molar mass: 190. 1 g mol Species: p. d. a. Purity: min. 96. 0 % Water insoluble substances: max. 0. 01 %. Chlorides (Cl): max. 0. 01 %. Heavy metals (Pb): max. 0. 005 %. Arsenic (As): max. 0. 0001%. Iron (Fe): max. 0. 002 % Physical state: solid Appearance: white,