Product Index
Item | Chinese standard | Company standard | |
Top-grade | First grade | ||
Main content(Na2S2O5) | ≥96.5 | ≥95.0 | ≥97.0 |
Fe %( Fe) | ≤0.005 | ≤0.010 | ≤0.002 |
Water-Insoluble | ≤0.05 | ≤0.05 | ≤0.02 |
Arsenic(As) content | ≤0.0001 | -- | ≤0.0001 |
Application
Used for artificial fiber stabilizer, fabric bleaching agent, photographic developer, dyed and bleaching deoxidizer, spice and dye reducing agent, paper lignin removal agent, etc.
Packaging & Shipping
Packing: polypropylene weaving bag, paper plastic complex bag and kraft lined with polyethylene plastic bag.
Net weight: 25, 50, 1000 kilograms per bag or according to demands from customers.
About Us
Weifang Kailong Chemical Industry Co., Ltd. was founded in 2000, with a registered fund of CNY 3.18 millions. As a specialized manufacturing enterprise of sodium's sulfites, Weifang Kailong Chemical Co., Ltd now annually produces 100,000 tons of "Kaihua" sodium metabisulfite, 20,000 tons of anhydrous sodium sulfite, sodium sulfite heptahydrate and sodium bisulphite. There are several specifications, including Food Grade, Industrial grade, high pure grade and refined grade, thus our products can meet the demands of customers in the fields of food, industry, photo, medicine, fine chemical industry, mining and water treatment. At present, we have the license to do import and export business independently, and the certificates of ISO9001 quality system, REACH preregistration, KOSHER and HALAL; in addition, we also own the production license of food additive.
FAQ
1,Are you a trade company or factory?
We are a trade company and we have our own factory.
2,How do you control the product quality?
We control our qualiy by the factory testing department.We also can do SGS or any other Third-party testing.
3,What's your payment terms?
T/T or L/C.
4,What is loading port?
Usually is Qingdao.
5,What is your unit packing weight?
25kg/1 bag 1ton/1 pallet.
6,What is your MOQ?
One ton is ok.
7,How can I get some samples?
Kindly send us your address, we are honored to offer you samples.
Sample Time: About 7 days.
Contact Us