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EDTA-2Na CAS 6381-92-6 is white powder with two crystal water, easy to lose crystal water when dried and easy to soluble in water, but hard to soluble in organic solvents like alcohol or ethyl ether. EDTA 2Na is chelating agent.
Sodium oxalate can act as a reducing agent, and it may be used as a primary standard for standardizing potassium permanganate (KMnO4) solutions. Useful for general laboratory use: gives basic aqueous solutions, neutralizes exothermic acidic reactions, and acts as a reducing agent in reactions which generate carbon dioxide.
Disodium succinate CAS 150-90-3 6106-21-4 is white crystals (hexahydrate) or white crystalline powder (anhydrous). Odorless, no acid, has special shellfish taste. Soluble in water and Insoluble ethyl ether, Stability in the air. As food grade, has been spotlighted as an important ingredient of complex seasoning agents.
Disodium Copper EDTA CAS 39208-15-6 is blue crystalline powder and soluble in water, easily lose crystal water when heated. Metal exists in chelated form. EDTA Cu Na2 is used for the trace elements in agriculture, as a colorant in the food industry, food additive.
EDTA Zinc disodium CAS 14025-21-9 is ethylenediaminetetraacetic acid, zinc-disodium complex or EDTA-ZnNa2. Its molecular weight is 399.6 and the solubility in water is approx.1000 g/L (20°C). Its bulk density is pprox. 800~1000 kg/m3 (untapped).
EDTA Ca Na2 CAS 62-33-9 is white crystal powder,and soluble in water. Easily lose crystal water when heated. Metal exists in chelated form. EDTA Ca Na2 is used for a raw nutrition material ,it can be used in agriculture to prevent and correct Calcium deficiencies.
Sodium oxalate CAS 62-76-0,or disodium oxalate, is the sodium salt of oxalic acid with the formula Na2C2O4. It is usually a white, crystalline,odorless powder,that decomposes at 250–270 ℃. It is the raw material of ceramic glaze, leather making, textile finishing, organic chemical material.
EDTA-2Na exists in white powder, easily soluble in water, but hard to soluble in organic solvents like alcohol or ethyl ether. The PH value of 5% (25℃) water solution is 4.0-6.0. EDTA is an important complexing agent for complexing metal ions and separation of metals, the materials used for processing color photographic materials, wash bleach fixer, and dyeing auxiliaries , fiber processing agents, cosmetic additives, pharmaceuticals, food etc.