Superfine calcium hydroxide

The fineness is 400 mesh, and the effective calcium hydroxide content is more than 95%, which is suitable for stabilizers, additives, etc.

Product name：High purity and superfine calcium hydroxide

Implement the HG/T4120-2024 standard

Molecular formula: Ca(OH)₂

Molecular weight: 74.096

Product Details

Physical and chemical properties:

Soft white powder, with strong alkalinity, strong hygroscopicity, density 2.24, loose density 0.40-0.45, soluble in acid, insoluble in water, insoluble in alcohol, corrosive, strong hygroscopicity.

Features & Uses

The effective calcium hydroxide content of this product is more than 95%, the impurity content is very small, the fineness is fine, and it is widely used in bleaching powder and calcium-based heat stabilizer; It is used in dyeing and dispersing agents, wastewater treatment, flue gas desulfurization, waste incineration, coatings, tanning, chemical synthesis and other fields.

Main control indexes:

Serial number	Project		Content
Serial number	Project		Ⅰ	Ⅱ
1	Calcium hydroxide (in terms of Ca(OH) 2 ) %≥	Calcium hydroxide	96.0	95.0
2	Moisture % ≤	Moisture	0.5	0.5
3	Iron (in terms of Fe) %≤	Iron	0.065	0.065
4	Acid insoluble content %≤	Insoluble hydrochloride	0.1	0.1
5	Fineness (400 mesh screen pass rate) %≥	400 Mesh pass rate	100.0	100.0
6	Fineness (800 mesh screen pass rate) %≥	800 Mesh pass rate	95.0	95.0

Packing method

25kg per bag, packed in plastic coated bag or IBC bag.

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