US$ 133.99
Zugeordneter Titer: 0
Herba C Reishi ist ein Nahrungsergänzungsmittel
Used in chemistry education as a reagent for quantitative analysis exercises
of which at least 69 mg is andrographolide
45 µg selenium (82% RWS)
Natriumpyrosulfit CZ 2kg Leinsamenöl Zugeordneter Titer: 0Sodium pyrosulfite Technical information about chemical reagents: Chemical formula: NaSO. CAS number: 7681 57 4 EC number: 231 673 0 Synonyms: Sodium metabisulfite, Sodium(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,
US$ 133.99
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