factory food grade alum kalium alum alum food grade aluminum potassium sulfate alum (powder/grain/block)-like export

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Potassium Alum

Chemical formula:AlK(SO4")2·12H2O

别名：Potassium Alum, White Alum

Appearance:Colorless transparent block or crystalline powder.

English name：Potassiumalum

Specification:Powdery, granularblocky

Characteristics:

1. odorless and non-toxic

2. Soluble in water, acidic in aqueous solution.

3. It is easy to lose the crystalline water and become a white powder when heated.

Quality Indicators:

项目	Standard Value	Measured Value
Potassium Alum(SO₄")₂·12H₂O] Content (%)	"≥" is the symbol for "greater than or equal to" in English.99.5-100	99.8
Heavy metal content (based on Pb)Percentage	≤0.002	0.001
Arsenic (As) contentPercentage	≤0.0002	0.0002
Lead (Pb) contentPercentage	≤0.001	0.001
Water-Insoluble ContentPercentage	≤0.2	0.1
FluorineF）ContentPercentage	≤0.003	0.002
Ammonium salt	Conforms to inspection	Conforms to inspection
Moisture contentPercentage	≤1.0	1.0
number of eyes	"≥" is the symbol for "greater than or equal to" in English.300	350

Usage:

1. Food: Fermentation, fish product pickling, food preservatives, etc.

2. Lightening: Water purification, papermaking, leather manufacturing, etc.

3. Agriculture: seed disinfection, animal disease treatment, potassium fertilizer application to alkaline soils, etc.

Packing: Plastic woven bags packaging, lined with plastic bags, net weight of 25 or 50KGS per package.

Cargo loading pictures:

Update time：20250711112331

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