RONGALITE
Chemical Name: Sodium formaldehyde sulfoxylate
Molecular Formula: NaHSO2.CH2O.2H2O
Molecular Weight : 154.12
Property: white crystal powder, has the strong reducibility under high temperature, Soluble in water, slightly soluble in alcohol, decomposition in diluted acid . Aqueous solution is stable under 50 ºC, decomposition obviously above 60 ºC
Standard :
| Names of index |
Index |
| Content of CH2O.NaHSO2% |
98 Min. |
| Water insoluble |
0.4 Max. |
| State of solution |
Water solution clear or microturbid |
| Sulphide |
No presence of black color is allowed |
| Smell |
No smell or a little smell of leek |
| Fe % |
0.01max |
Application: Its mainly used as a discharging agent in printing and dyeing industry and as an active agent for producing styrene-butadiene rubber and synthetic resin. Besides, it is also used as a decolorant and bleaching agent for some organic compounds. It is also used to bleach sugar juice. caramel, etc. In food industry. It may be substituted for the sodium hydrosulfite in some special conditions.
Packing: in liner-plastic iron barrel, with airtight seal lid, net weight 50kg each or in bags 25kgs net weight.
Storage: It must be kept in cool, dark and dry place. To take shelter from the sunlight. No mix storage with oxidants or acidoids is allowed.
Broad World, Global Reputation
Boqi Chemicals was founded in 1995, it is a specialized manufacturing and operating chemical enterprise which authorized and approved by MOFCOM, we have passed ISO9001: 2015 Quality Management System Certification, have got FULL REACH registration, FAMI-QS certification for partial products exported to EU. Have Got KKDIK registration for some products exported to Turkey, also have got K Reach registration for some products exported to South Korea. We have our own warehouses in the main ports of China, such as Tianjin Port, Shanghai Port and Qingdao Port.
Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & Dyeing, leather processing, fertilizer, water treatment, construction industry, food & Feed additives and other areas. Oxalic acid, sodium formate, calcium formate, series of humic acid, ammonium chloride, sodium thiosulfate, . Among them, Oxalic acid occupy largest export volume and export to more than 100 countries and regions in the Europe, America, Asia, Africa and other continents, winning customers praise with its superior quality, favorable price and excellent service. For over 30 years, stick to business philosophy of " integrity, diligence, fighting, innovation ", Boqi Chemicals has built long term & Stable trade relationship with more than 100 countries and regions in the world.
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