SAMPLE / ALUMINUM PAN MB SERIES 9CM 50/BOX OHAUS
Rp 1.040.000
(sodium metabisulfite) for analysis EMSURE® ACS,Reag. Ph Eur
Synonym(s):
Sodium disulfite, Sodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite
Empirical Formula (Hill Notation):
Na2O5S2
Assay (iodometric): 98.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
pH-value (5 %; water): 3.5 - 5.0
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.005 %
Thiosulfate (S₂O₃):
≤ 0.05 %
: passes test
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0001 %
Fe (Iron): ≤ 0.0005 %
Rp 1.040.000
Rp 9.679.000
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