Customization: | Available |
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CAS No.: | 7757-83-7 |
Formula: | Na2so3 |
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1.Appearance: White Powder
2.Purity: % 99min
3.PH :7-10 for Normal grade. PH:6-8 for viscose grade.
4.Properties: white fine crystal or powder,
easily soluble in water;absorb moisture; odorless, non-toxic.
ITEM | SPECIFICATION | TEST RESULT |
Na2SO3 content : | 97.0 %min | 97.56% |
Sodium sulphate : | 2.5%max | 1.30% |
Sodium chloride (NaCL): | 0.1%max | 0.08% |
Iron (Fe) : | 30ppm max | 15ppm |
Water insoluble : | 0.02%max | 0.02% |
HEAVY METAL AS PB | 10ppm max | 5ppm |
Free alkali (as Na2CO3) : | 0.10%max | 0.08% |
Arsenic: | 2ppm max | 1.5ppm |
Stored in a cool, ventilated warehouse. Away from fire and heat. Acids, etc. should be kept separately, avoid
mixed reserve.
Usage:
widely used in bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.
It is aslo Used in chemical industry as material of manufaturing sodium sulphide,sodium silicate and other
chemical products.
As a versatile chemical compound, Sodium Sulphite 96% finds extensive use in the water treatment industry. It effectively removes harmful contaminants, providing clean and safe water for various purposes. Additionally, it is widely employed in organic and inorganic chemical processes, guaranteeing optimal results.
Q1: When will my order be shipped?
A: Within 10-15 working days after the payment.
Q2: Can I get some samples?
A: The sample is free for you. New clients are expected to pay courier cost.
Q3: How to confirm the Product Quality before placing orders?
A: Every product is with professional COA. Please be sure about the quality.
If any doubt, sample is available to you to be tested before large quantity order.
Q4: How to start orders or make payments?
A: T/T is recommended due to quick transfer and low bank fee. For other payment terms, we'd like to leave it for further discussion.