Potassium Hydroxide

Chemical Name: Potassium Hydroxide
Molecular Formula: KOH
Molecular Weight: 56.10
CAS No. : 1310-58-3
Standard Executed: HG/T 3688-2010

Appearance
White flakes.

Application
• Potassium hydroxide belongs to the basic chemical raw materials, widely used in fertilizers, pharmaceuticals, pesticides, batteries, cosmetics, textiles, reducing dyes, food additives and other industries.

Packing
• Net weight : 25，1000kg;
• PP woven bag, with inner PE plastic bag.

Specification

Item	Standard
	Type I			Type II
	Superior-grade	First-grade	Superior-grade		First-grade
Potassium hydroxide (KOH) ω/% ≥	95.0	95.0	90.0		90.0
Potassium carbonate (K₂CO₃) ω/%≤	0.5	0.5	0.5		0.5
Sodium chloride (as Cl) ω/% ≤	0.005	0.01	0.005		0.01
Sulfate (as SO₄) ω/% ≤	0.002	0.005	0.002		0.005
Nitrate and nitrite (as N) ω/% ≤	0.0005	0.0005	0.0005		0.0005
Phosphate (as PO₄) ω/% ≤	0.002	0.005	0.002		0.005
Silicate (as SiO₂) ω/% ≤	0.01	0.01	0.01		0.01
Iron (Fe) ω/% ≤	0.0002	0.0005	0.0002		0.0005
Sodium (Na) ω/% ≤	0.5	1.0	0.5		1.0
Aluminum (Al) ω/% ≤	0.001	0.002	0.001		0.002
Calcium (Ca) ω/% ≤	0.002	0.005	0.002		0.005
Nickel (Ni) ω/% ≤	0.0005	0.001	0.0005		0.001
Heavy metals (as Pb)ω/% ≤	0.001	0.002	0.001		0.002

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