Vitamin C Ascorbic Acid

Description

[Product Name]: Ascorbic Acid 99% (Vitamin C)

[Chemical Formula]: C₆H₈O₆

[CAS]: 50-81-7

[Product Performance]:

Vitamin C is a colorless crystal that is soluble in water and ethanol; it has an acidic taste although it is odorless. It is unstable in solution, but it remains stable in dry conditions. Vitamin C is involved in many processes in the human body related to metabolism, and it also helps to decrease the brittleness of blood capillaries.

 [Certificate of Analysis]:

Testing Item	Standard	Result
Assay	99.0%~100.5%	99.72%
Appearance	White or almost White Crystals Crystalline Powder	Conforms
Solubity	Easily Soluble in Water	Conforms
Identification	Positive Reaction	Positive
Melting Point	About 190℃	190.6℃
Copper (Cu, mg/kg)	≤5	<5
Heavy Metals (Pb, mg/kg)	≤10	<10
Mercury (Hg, mg/kg)	≤0.1	<0.1
Lead (Pb, mg/kg)	≤2	<2
Arsenic (As, mg/kg)	≤3	<3
Oxalic Acid/%	≤0.2	<0.2
Ferrum (Fe, mg/kg)	≤2	<2
Cadmium (Cd, mg/kg)	<1	<1
Impurity E/%	≤0.2	<0.2
Loss on Drying/%	≤0.4	<0.4
Sulphate Ash(residue on ignition)/%	≤0.1	<0.1
Specific Optical Rotation	+20.5℃~+21.5℃	21.08℃

[Storage]: Store in a climate controlled, insulated, dry, and ventilated location. Avoid moisture at all times. Please handle carefully to prevent container damage and be sure to stockpile in a location that does not contain toxic substances

[Packing]: Net weight 25kg per carton

[Loading]: 20mt/20FCL’; 18mt/20FCL’ with pallets

[Shelf Life]: Three years (when properly stored)