7681-57-4

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Synonym(s): Sodium disulfite, Sodium pyrosulfite, Sodium metabisulfite

Linear Formula: Na₂S₂O₅

Product No.	Description
S9000	ReagentPlus^®, ≥99%	Up to 15% Off
161519	reagent grade, 97%	Up to 15% Off
13459	puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E223, dry, 97-100.5%
31448	puriss. p.a., ACS reagent, reag. Ph. Eur., dry, 98-100.5%
PHR1434	Pharmaceutical Secondary Standard; Certified Reference Material

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Synonym(s): Sodium disulfite

Empirical Formula (Hill Notation): Na₂O₅S₂

Compare	Product No.	Description					SDS	Pricing
	1.06528	(sodium metabisulfite) for analysis EMSURE^® ACS,Reag. Ph Eur
	1.06357	(sodium metabisulfite), EMPROVE^® ESSENTIAL, Ph. Eur., BP, JP, NF, E 223
	1.93642	EMPLURA^®

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Sodium metabisulfite

Compare	Product No.	Description						Pricing
	CH6H9A56B40F

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Synonym(s): Sodium hydrogensulfite

Empirical Formula (Hill Notation): NaHSO₃

Compare	Product No.	Description					SDS	Pricing
	243973	ACS reagent
	799394	anhydrous, free-flowing, Redi-Dri^™, ACS reagent
	28-1970	JIS special grade, 64.0-67.4% SO₂ basis