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Free lookupCAS 1310-58-3

Potassium hydroxide

CAS 1310-58-3 · PubChem CID 14797 · HKO · 56.106 g/mol

Also called POTASSIUM HYDROXIDE, Caustic potash, Potash lye, Potassium hydrate, Hydroxyde de potassium.

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Opens the builder with Potassium hydroxide loaded
as component 1 at 100%.

01GHS classification
GHS pictogram: Corrosive
Corrosive
GHS pictogram: Irritant
Irritant

Precautionary statement codes

P260, P264, P270, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P363, P405, and P501

Regulation (EC) No 1272/2008 of the European Parliament and of the Councilfetched 2026-08-28

H314Causes severe skin burns and eye damage
02Physical and chemical properties
Appearance

White hygroscopic solid in various forms.

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Odour

Odorless

Hazardous Substances Data Bank (HSDB)fetched 2026-08-28

Melting point

380 °C

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Boiling point

1324 °C

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Flash point

no value printed

unsourced — inference candidate

Auto-ignition temperature

no value printed

unsourced — inference candidate

Flammable limits

no value printed

unsourced — inference candidate

Vapour pressure

no value printed

unsourced — inference candidate

Relative density

2.04 g/cm³

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Solubility in water

no value printed

unsourced — inference candidate

Partition coefficient, log Kow

no value printed

unsourced — inference candidate

Viscosity

no value printed

unsourced — inference candidate

03Toxicological information

No published acute toxicity value was found for this substance in the sources we read. On a document, Section 11 would print unsourced — inference candidate rather than an estimate.

This page is the evidence. The document is the deliverable.

Everything above is free and stays free. For $5 the same sourced values are assembled into a 16-section safety data sheet and a print-ready GHS label carrying your company details in Section 1.

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What we read

ILO-WHO International Chemical Safety Cards (ICSCs), Hazardous Substances Data Bank (HSDB), Regulation (EC) No 1272/2008 of the European Parliament and of the Council.

9 sourced records for this substance are in the ledger. Values dated more than 30 days ago are re-fetched on the next document.