Description
Product Description: Sodium Metabisulfite as Fixing Agent for Photographic Industry
Product Informations:CAS No. | 7681-57-4 |
EINECE | 231-673-0 |
HS CODE | 2832100000 |
MOLECULAR FORMULA | Na2S2O5 |
Specifications:
1) Food GradeItems | Specifications | Typical Analysis |
Colour | / | White or yellowish | White |
State | / | Crystalline powder | Crystalline powder |
Na2S2O5 | (%) | 96.5 Min. | 97.1 |
Fe | (%) | 0.003 Max | 0.0021 |
Clarity | / | Passed | Passed |
As | (ppm) | 1.0 Max | 0.85 |
Heavy Metal(as Pb) | (ppm) | 5.0 Max | 0.04 |
2) Industrial GradeItems | Specifications | Typical Analysis |
Na2S2O5 | (%) | 96.5 Min. | 96.83 |
Fe | (%) | 0.003 Max | 0.0006 |
As | (ppm) | 1.0 Max | 0.8 |
Heavy Metal(as Pb) | (ppm) | 5.0 Max | 2.0 |
Remarks:1. Packing: plastic woven bag with PE liner.
2. Utilizes China National Standard GB1893-2008.
Sodium Metabisulfite Applications:1 | Used in wide range of industrial and municipal waste water treatment. |
2 | Used in pulp and paper making. |
3 | Used in mining industry. |
4 | Used in production of cleaning agents, detergents ans soaps. |
5 | Used in sterilizing the equipment in beer and wine manufacturing. |
6 | Used in water reducing agent for concrete admixture in construction industry. |
7 | Used in dye industry. |
8 | Used in oil field production and disinfection. |
9 | Used in removal of tree stumps in landscape gardening. |
10 | Used in water treatment in leather tanning process. |
11 | Used in food preservative for dried foods |
Production Process Flow Chart:Company Profile:Hunan Sunshine Techlogies Co., Ltd is specialized in developing and supplying all kinds of battery materials and batteries, serving as an outlet for our partner factories. All of our factories are well experienced in their industries, and have been qualified through a strict standard system for innovation capabilities, quality control, production capacity, production safety, logistics, law and code compliance, etc...Our experienced QC and merchandiser teams travel around mainland China to assure strict implementation of all our orders and projects and to perform the coordination with our partner factories.
We serve as an outlet for our partner factories. All our factories are well experienced in their industries, and have been qualified through a strict standard system for innovation capabilities, quality control, production capacity, production safety, logistics, law and code compliance, etc.. Our experienced QC and merchandiser teams travel around mainland China to assure strict implementation of all our orders and projects and to perform the coordination with our partner factories.
Our R&D team maintains a close co-work with our partner factories on technical improvements and innovations, which is a very important part of the cooperation between our company and our factories.
With the joint efforts of our team and partner factories, our company is growing steadily, and we have been serving our customers with a high level of satisfaction.
We keep sourcing reliable suppliers for various products to meet the needs from our present customers. And we welcome new customers send us inquiries, which will be responded to in a timely manner. We look forward to building a long term and mutually beneficial partnership with all of our customers.
What we provide: Quality Products + Timely Shipment + Competitive Cost.
What we strive for: Ultimate Customer Satisfaction.