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                Hello, Welcome to Shanghai Daiyuan Fine Chemical Co., Ltd.!

                Sodium salts

                Sodium Carbonate Anhydrous?

                Product name: Sodium Carbonate Anhydrous?

                CAS No.: 497-19-8

                Molecular Formula:

                Na2CO3

                Molecular Weight: 105.99

                Characters: colorless transparent crystal, can be easily weathered, easily soluble in water, insoluble in ethanol, aqueous solution is highly basic.

                Specifications:

                Sodium Carbonate Anhydrous A.R. C.P. BP2007
                Assay(Na2CO3)% ≥99.8 ≥99.8 ≥99.8
                Clarification Examination Pass Pass Pass
                Water insoluble% ≤0.01 ≤0.02 --
                Residue on Ignition(300℃)% ≤1.0 ≤1.0 --
                Chlorides(Cl) % ≤0.002 ≤0.005 ≤0.0125
                Sulphates(SO4) % ≤0.005 ≤0.01 ≤0.025
                Nitrogen compound(N) % ≤0.001 ≤0.002 --
                Phosphate and Silicate(SiO3))% ≤0.006 ≤0.013 --
                Magnesium (Mg)% ≤0.002 ≤0.005 --
                Aluminum (Al) % ≤0.0003 ≤0.01 --
                Potassium (K)% ≤0.005 ≤0.02 --
                Calcium (Ca)% ≤0.01 ≤0.02 --

                牋牋牋牋 Arsenic (As)%

                --

                --

                ≤0.0005
                Iron (Fe)% ≤0.0005 ≤0.001 ≤0.005

                牋牋?Loss on drying(%)

                牋牋?--

                牋牋牋牋?--

                牋牋 ≤1.0

                Heavy metals (as Pb) % ≤0.0005 ≤0.001 ≤0.005
                Alkali Hydroxide and Bicarbonates -- -- Conform

                Product Usage: As analytical reagent, such as standard reagent, precipitator and buffering agent; used in the preparation of sodium salt and photofinishing.

                Packaging: 25Kg/woven bag with double PE liners

                Storage Precautions: Protect against fire, rain, damage or pollution.

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