Rongalit is also known as the white powder, which is obtained by the reduction of formalin combined with sodium bisulfite. The chemical name is sodium bisulfite formaldehyde or formaldehyde sodium bisulfite, and the molecular formula is NaHS02·CH20·2H20. White lump or crystalline powder, soluble in water. It is more stable at room temperature, has strong reducibility at high temperature and has bleaching effect. In case of acid decomposition, its aqueous solution begins to decompose harmful substances above 60 ° C, and decomposition produces toxic gases such as formaldehyde, sulfur dioxide and hydrogen sulfide at 120 ° C.
Q1: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: What's your MOQ?
A: Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q3: How about delivery leadtime?
A: Delivery lead time: Within 3-5 days after payment confirmed.
Q4. We don't know you at all, how can we trust you?
A: You are always warm welcomed to visit us at any time.Before we start B2B, MIC has audited our company on-spot and approved our credit. Commitment is the No.1 Point of our Enterprise's Value.
Q5. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery, International Authorized Third-Party Test for the products if you need are highly welcome.
Q6: How to get quotation?
A: We can do according to the customers' request. Pls send inquiry(such as QTY, Usage, Package) in below or your convenient way, will promptly reply in 15mins.
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