Agent Name

Sodium hypophosphite

CAS Number

7681-53-0

Formula

H2-O2-P.Na

Major Category

Other Classes

Synonyms

Hypophosphorous acid monosodium salt; Monosodium hypophosphite; Natriumhypophosphit [German]; Phosphinic acid monosodium salt; Phosphinic acid, sodium salt; Sodium hydrogen phosphite (NaH2PO2); Sodium hydrophosphite; Sodium hypophosphite; Sodium hypophosphite (NaH2PO2); Sodium phosphinate; Sodium phosphinate (NaH2PO2); [ChemIDplus]

Category

Phosphite Compounds

Description

White granules or crystals; [HSDB]

Sources/Uses

Used in pharmaceutical manufacturing, nickel plating, and as a laboratory reagent; [HSDB]

Comments

In the GRAS (generally recognized as safe) database of the US Food and Drug Administration; [HSDB]

Exposure Assessment
Explanatory Notes

Melting point equals 392 degrees F (decomposes into toxic and explosive phosphine gas); [MSDSonline]

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: