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Hydroxylamine-O-sulfonic acid
[CAS# 2950-43-8]

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Identification
ClassificationChemical reagent >> Organic reagent >> Sulfonic acid / sulfinic acid
NameHydroxylamine-O-sulfonic acid
SynonymsHOSA
Molecular StructureCAS # 2950-43-8, Hydroxylamine-O-sulfonic acid
Molecular FormulaH3NO4S
Molecular Weight113.09
CAS Registry Number2950-43-8
EC Number220-971-6
Properties
Melting point210 °C
Water solubilitysoluble
Safety Data
Hazard Symbolssymbol symbol   C;N  Details
Risk StatementsR22;R34;R40;R43;R50  Details
Safety StatementsS26;S28A;S36/37/39;S45;S61  Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Skin corrosionSkin Corr.1BH314
Acute toxicityAcute Tox.4H302
Acute hazardous to the aquatic environmentAquatic Acute1H400
Serious eye damageEye Dam.1H318
Chronic hazardous to the aquatic environmentAquatic Chronic3H412
Skin sensitizationSkin Sens.1H317
CarcinogenicityCarc.2H351
Germ cell mutagenicityMuta.2H341
Acute toxicityAcute Tox.3H311
Skin corrosionSkin Corr.1CH314
Acute toxicityAcute Tox.4H312
Acute toxicityAcute Tox.3H301
Acute toxicityAcute Tox.4H332
Acute toxicityAcute Tox.4H303
Acute toxicityAcute Tox.2H330
Substances or mixtures corrosive to metalsMet. Corr.1H290
Transport InformationUN 3260
SDSAvailable
Market Analysis Reports
List of Reports Available for Hydroxylamine-O-sulfonic acid
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