COA
All product parameters have been tested by professional authorities!
If you want to know more about the product parameters, please contact us!
Product parameters are the basic indicators of product quality, we can guarantee product quality!
ITEMS | SODIUM THIOSULPHATE PENTAHYDRATE | ||
Colorless transparent crystal | White Powder | ||
Standard | Photographic grade | Industrial grade | Industrial grade |
ASSAY: | 99.00% MIN | 98.5% | 97% |
WATER INSOLUBLES: | 0.01% MAX | 0.01% MAX | 0.03% MAX |
SULPHIDES: | 0 001% MAX | 0 001% MAX | 0 001% MAX |
Fe: | 0.001% MAX | 0.001% MAX | 0.005% MAX |
S: | 0.001% MAX | 0.001% MAX | 0.001% MAX |
PH: | 6.5-9.5 | 6.5-9.5 | 6.5-9.5 |
Usage：
1.Textile printing and dyeing industry used as dechlorination agent after fiber bleaching, reactive dye coloring anti-dye agent, etc.
2.Pesticide industry is widely used in the manufacture of insecticides and pesticides containing nitrogen waste water treatment agents;
3.Used in the tannery industry as a leather tanning preparation;
4.Can also be used for photographic fixing agent plating and mineral processing and other industries.
Package：
25kg pp bag
About Us：
Fondland Chemicals Co., Ltd. established in 2010, is a leading manufacturer and supplier of chemical products in China.
We have our own logistics company, large storage center. And we also reach a close cooperation with excellent import and export agency.So we can provide a full range of one-stop service for domestic and foreign customers.
Our products were sold to most of the world, including Middle East, Africa, Southeast Asia, North America, South America , Europe etc.
Main products: soda ash, sodium bicarbonate, calcium chloride, formic acid , citric acid and other chemical products and food additives.
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!
Exhibitions and Customers：
Our team members are trained regularly, with professional quality and vision.Can help you solve the trade of goods, coordinate storage and booking problems, but also can provide you with market consultation, price trend, to provide you with reasonable suggestions, so that you seize the good opportunity to purchase.In addition, the imported products we need will be released regularly. If you have good resources, we will arrange to facilitate the development of import business.
FAQ:
1. Q: Are you manufacturer or trading company?
A: We are trading company but we have shares in several cooperated factories.
2. Q: What would you do to guarantee the product quality?
A: We have professional quality control team with strict quality control system and rigorous QHSE.
We give supervision on container loading and delivery to ensure the clearness and neatness of package.
3. Q: What about your price?
A: We always supply the products with appropriate price,because we believe this is an effective way to build
long - term business with our customers and earn good reputation.
4. Q: What payment terms do you accept?
A: For new customers, we accept 30% T/T in advance,70% balance against copy of shipping docs,L/C at sight;
For old customers, the payment terms can be negotiated accordingly.
5. Q: What about the order lead time?
A: Usually the order lead time is 10-15days after receiving your prepayment.
