FOB Price
Obtener el precio más reciente|
Minimum Order
Place of Origin:
-
Price for Minimum Order:
-
Minimum Order Quantity:
-
Packaging Detail:
-
Delivery Time:
-
Supplying Ability:
-
Payment Type:
-
Persona de contacto Ms. Linda
LIQUAN, binzhou, Shandong
Ascorbic Acid (Vitamin C) Molecular formula: C6H8O6 Weight: **6.*4 Physicochemical Properties: This product is white crystals or crystalline powder, melting point **0 °C to **2 °C; odorless, Meisuan; long home color gradually Wei Huang. The materials in the water soluble, slightly dissolved in ethanol, ethyl ether or chloroform in insoluble. The goods 5% (W / V) solution pH 2.1 to 2.6, the goods *0% (W / V) solution Specific rotation is **0.5 ~ **1.5. Quality Standards: Chinese Pharmacopoeia ***0 Version 2 item Test results Chinese pharmacopoeia ***0 Version Characteristic pass white crystalline powder Melting point **1.0 ******2 Specific rotation **0.**-**1.5 **1.0 Identificatior pass pass Clarity&Colour of solution pass A≤0.*3 Residue on ignition 0.*2% ≤0.1% Ferrite <2ppm ≤2ppm Copper <5ppm ≤5ppm Heavy metals <3ppm ≤*0ppm
