English Safety Data Sheet Database 中文版 MSDS

arsenicacid

CAS No. 7774-41-6 | PubChem CID 202213
Section 1. Identification
Chemical Namearsenicacid CAS No.7774-41-6
Synonymsarsenicacid,hemihydrate Chinese Name砷酸
Molecular FormulaH3AsO4· Molecular Weight150.96
UN No.1553 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS06 · Acute Toxic GHS07 · Irritant GHS08 · Health Hazard
Hazard Statements H300H319H350H361H370H372H315H320H341
Precautionary Statements P203P260P264P264+P265P270P280P301+P316P305+P351+P338P308+P316P318P319P321P330P337+P317P405P501P302+P352P332+P317P362+P364
Contents
Section 2Hazards Identification

Section 2. Hazards Identification

H300: Fatal if swallowed [Danger Acute toxicity, oral]

H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H350: May cause cancer [Danger Carcinogenicity]

H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]

H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure]

H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]

P203, P260, P264, P264+P265, P270, P280, P301+P316, P305+P351+P338, P308+P316, P318, P319, P321, P330, P337+P317, P405, and P501 (click each P-code to see the statement)

H315: Causes skin irritation [Warning Skin corrosion/irritation]

H320: Causes eye irritation [Warning Serious eye damage/eye irritation]

H341: Suspected of causing genetic defects [Warning Germ cell mutagenicity]

P203, P260, P264, P264+P265, P270, P280, P301+P316, P302+P352, P305+P351+P338, P308+P316, P318, P319, P321, P330, P332+P317, P337+P317, P362+P364, P405, and P501 (click each P-code to see the statement)

Source: PubChem CID 202213 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:20:18.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.