| Customization: | Available |
|---|---|
| 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.
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.
We Fondland Chemicals Co., Ltd (hereafter referred as FONDLAND) established in 2010, are the leading manufacturer and supplier of Chemicals.FONDLAND founded relying on Shandong Haihua Group with strongest supplying capability and competitive price. Our products were sold to most of the world, including Middle East, Africa, Southeast Asia, North America, South America , Europe etc.
Our mainly products:Sodium carbonate,Sodium bicarbonate,Ammonium bicarbonate,Aluminum sulfate,Calcium chloride,Magnesium chloride,Sodium metabisulfite,Sodium nitrite, and so on.
With the aim of supplying best quality, prompt delivery, competitive price and professional service,
we are looking forward to cooperating with you for a bright future!
Q1: When will my order be shipped?
A: Within 10~15 days after receiving customer's payment or original LC.
Q2: Can i get some samples?
A: Yes, contact me to know more about sample
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: Payment by T/T, Western Union,MoneyGram etc .
We have the warehouses for storage and have a team of skilled persons for the warehouse operation.
Traffic advantage
Da lai long Railway is straight through the plant; National Highway No.206.and 309,Wei lai Expressway and Jiqing Expressway is adjacent to the factory and run through the surrounding areas
Port advantage
weifang Yangzi port, longkou port and Qingdao port are available for the transportation of raw- material and the exportation of finished products
Best Quality
1.Strict quality control system and rigorous QHSE
2.Professional quality control team
3.Specifications testing from raw material to finished product
4.Supervision on container loading and delivery to ensure the cleanliness and neatness of package
Prompt Delivery
1.Sufficient supply capacity
2.After accumulation of 10years,choose shipping lines with more competitive price,better service and shorter lead time
3.Consistently develop on bulk carrier and air transportation to satisfy customer's demand
Competitive Price
1.Professional sourcing team
2.Close cooperation relationship with TOP5 suppliers in the industry for 10years
3.Stable and plenty of shipment to guarantee more competitive sea freights from shipping lines
Professional Service
1.24-hour on line for consulting
2.Professional technical supports and services
3.Provide one-stop procurement solution and optimized delivery plan
To keep the packing bag clean,we load the container in our factory with special platform
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