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If you are looking for anhydrous sodium sulfate, welcome to contact us. We are one of the leading and professional Chinese manufacturers and suppliers in this field. Competitive price and good after-sales service Remarks:

Product Test Report:

BASF Shanshan Battery Materials (Ningxia) Co., Ltd
Anhydrous sodium sulfate inspection report
Current standard: GB/T6009-2014 (Class I first-class product)
Unit: BASF Shanshan Battery Materials (Ningxia) Co., Ltd				Test time: October 3, 2025
Items	index						Test results
	Class I		Class II		Class III
	Excellent quality	First class	First class	Qualified products	First class	Qualified products
Sodium sulfate (Na2SO4) w/% ≥	99.6	99.0	98.0	97.0	95.0	92.0	99.05
Water insoluble w/% ≤	0.005	0.05	0.10	0.20	One	One	0.008
Calcium and magnesium (in Mg) w/%≤	—	0.15	0.30	0.40	0.6	One	0.00014
Calcium (Ca) w/% ≤	0.01	—	One	One	One	One	0.00145
Magnesium (Mg) w/% ≤	0.01	One	One	One	One	One	0.00014
Chloride (in CI) W/% ≤	0.05	0.35	0.70	0.90	2.0		0.0211
Iron (Fe) w/% ≤	0.0005	0.002	0.010	0.040	One	One	0.0001
Moisture w/% ≤	0.05	0.2	0.5	1.0	1.5	One	0.011
Whiteness (R457)/%	88	82	82	One	One	One	88.3
PH (50g/L aqueous solution, 25°C)	6-8	—	One	One	One	One	8.1
Result: Qualified

The above indicators are for reference only, and the specific indicators of the shipment batch shall prevail.

Product Usage:

1、Yuanming powder is mainly used in detergents, sulfide alkali, bubble soda, papermaking, glass, textile, printing and dyeing, vinylon and other industries.
2、 Yuanming powder is an important raw material for making glass and papermaking. It is used in the paper and cellulose industries, accounting for about 70% of the total.

3、Yuanming powder is used as a filler for synthetic detergents and a cooking agent in the paper industry when making sulfate pulp. The diluent of Yuanming powder dye and the additive of dyeing and dyeing, as a dyeing promoter for dyeing cotton fibers such as direct dyes, vulcanized dyes, reducing dyes, etc., and as a dyeing retardant when dyeing silk with direct dyes.

Application of product grade: The main content of the first class contains 99.0 is mainly used for printing and dyeing, synthetic detergents, vinylon, etc. The second category contains 98.0 mainly used in glass, dye, paper and other industries. The three types of products mainly contain 95.0, which are mainly used as raw materials for inorganic salts and other industries or as fillers for other products.

Packing and storage:

The regular packaging is: 1000kg/bag, according to customer needs, 0.5KG/bottle sample packaging can be provided,

Storage and transportation: It should be stored in a dry, ventilated and low-temperature warehouse. During transportation, it should be moved and placed lightly to avoid rain, sun, and touch. This product should be stored in a dry, ventilated and clean warehouse, and should be carried lightly when loading and transporting to prevent packaging damage, moisture and heat, and prevent rain and moisture during transportation, and should be isolated from toxic substances.

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Sodium sulfate

Chemical Name: Sodium Sulfate
Aliases: Glauber's Salt, Anhydrous Sodium Sulfate
Molecular Formula: Na₂SO₄
Molecular Weight: 142.04
CAS No.: 7757-82-6
Properties: White crystalline powder; relative density 2.68; melting point 884℃; soluble in water (aqueous solution is alkaline) and glycerol; insoluble in ethanol.

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