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phosphonic acid [1] phosphorous acid [2]

CAS 13598-36-2 · H3O3P

Hazard class

Danger — Irritant / harmful, Corrosive

Pictograms

Irritant / harmfulCorrosive

H-statements

H302 Harmful if swallowed
H314 Causes severe skin burns and eye damage

Common uses (US EPA CDR)

Soil amendments (fertilizers)IntermediateProcessing aids not otherwise specifiedCorrosion inhibitorCBIFlocculating agent

Synonyms

RefChem:6132 · Phosphonic acid · Phosphorus trihydroxide

Molecular weight

81.996 g/mol

Browse similar

Irritant / harmful · Corrosive

Data source

Harmonised classification ECHA — EU CLP Annex VI

Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.

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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console

Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.