Ethylenediaminetetraacetic acid disodium salt EDTA-2na
MF: C10H14N2Na2O8
MW: 336.21
CAS: 139-33-3
Properties: EDTA disodium salt is a white crystalline powder, containing 2 crystal water, easy to lose crystal water when drying, good water solubility, pH value of 5% aqueous solution is 4-5, insoluble in ethanol, ether and other organic solvents .
Uses: EDTA-2Na is an important complexing agent for complexing metal ions and separating metals. This product is used as a bleaching and fixing solution for the processing of color photosensitive materials, dyeing auxiliaries, fiber treatment agents, cosmetic additives, pharmaceuticals , agricultural chemical fertilizer production, blood anticoagulant, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis agent, etc. In the chlorination reduction initiation system for styrene-butadiene rubber polymerization, EDTA-2Na, as a component of the active agent, is mainly used to complex iron ions and control the polymerization reaction speed.
Packing: 25kg inner plastic bag and outer white woven bag, or packaging according to customer requirements, storage should pay attention to sun protection, moisture-proof, fire-proof, and store according to the requirements of non-dangerous goods.
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