Bases & alkalis

POTASSIUM HYDROXIDE FLAKES Extra Pure

"Store at 15–25°C" Caustic potash

Article code: 05377
CAS: 1310-58-3
Grade: Extra Pure
Purity: 85%
Category: Bases & alkalis

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Properties

Article No.: 05377
Grade: Extra Pure
Purity: 85%
CAS No.: 1310-58-3
Molecular Formula: KOH
Molecular Weight: 56.11
H.S. Code: 2815.2000
Shelf Life: 60 Months

Product information

Article No.	05377	Grade	Extra Pure
Purity	85%	CAS No.	1310-58-3
Molecular Formula	KOH	Molecular Weight	56.11
H.S. Code	2815.2000	Shelf Life	60 Months

Physical Properties

Physical state at 20 °C	Solid	Colour	White flakes
Odour	Odorless	pH value	13.5
Melting point/ Freezing point [°C]	361 °C	Boiling point [°C]	1320°C
Density [g/cm3]	2.04	Solubility in water [% weight]	Soluble in water

Specifications

Appearance	White deliquescent flakes	Assay	Min 85%
Carbonate (as K2CO3)	Max 2%	Chloride (Cl)	Max 0.03%
Sulphate (SO4)	Max 0.02%

Packaging options

500 g (00500)
1000 g (01000)
5000 g (05000)
25 Kg (0025K)
50 Kg (0050K)

Details

POTASSIUM HYDROXIDE FLAKES Extra Pure "Store at 15–25°C" Caustic potash MSDS DE EN FR KO PT ES TH TR COAs Packings 500 g (00500) 1000 g (01000) 5000 g (05000) 25 Kg (0025K) 50 Kg (0050K) Print friendly version Article No. 05377 Grade Extra Pure Purity 85% CAS No. 1310-58-3 Molecular Formula KOH Molecular Weight 56.11 H.S. Code 2815.2000 Shelf Life 60 Months Physical Properties Physical state at 20 °C Solid Colour White flakes Odour Odorless pH value 13.5 Melting point/ Freezing point [°C] 361 °C Boiling point [°C] 1320°C Density [g/cm3] 2.04 Solubility in water [% weight] Soluble in water Specifications Appearance White deliquescent flakes Assay Min 85% Carbonate (as K2CO3) Max 2% Chloride (Cl) Max 0.03% Sulphate (SO4) Max 0.02% Safety Information and Hazard Symbols Symbol: GHS05, GHS07 Signal Word: Danger UN No.: 1813 IMCO Class No.: 8 Packing Group: II Hazardous Statement: H302-H314 Precaution Statement: P280-P305 + P351 + P338-P310 Revision Date: 13-Feb-2026 Home Lab Chemicals Inorganic Bases POTASSIUM HYDROXIDE FLAKES