Ascorbic acid CAS: 50-81-7

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5 Metric Ton	FOB Price:USD 1.0000 -2.0000

5 Metric Ton

FOB Price:USD 1.0000 -2.0000

Ascorbic acid Vitamin C 50-81-7

1.Product Name: Ascorbic acid, Vitamin C

2.CAS NO: 50-81-7

3.Purity: 99%-100.5%

4.Appearance: White or almost White Crystalline Powder

5.HS Code: 2936270010

Contents		Standard
Characteristics		White or almost White crystals Crystalline Powder
Identification		Positive Reaction
Melting Point		About 190°C
PH		2.1-2.6
Clarity Of Solution		Clear
Colour Of Solution		≤BY7
Copper		≤5ppm
Heavy Metals		≤10ppm
Mercury		<0.1mg/kg
Lead		<2mg/kg
Arsenic		≤3ppm
Cadmium(Cd)		<1mg/kg
Oxalic Acid		≤0.2%
Iron		≤2ppm
Loss of Drying		≤0.4%
Sulphate Ash(Residue On Ignition)		≤0.1%
Specific Optical Rotation		+20.5°–+21.5°