raw materials vitamin c

Name: raw materials vitamin c
Brand: Qingdao Good Prosper Imp. & Exp. Co., Ltd.
Rating: 4.2 (12 reviews)

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Model No. :	feed grade
Brand Name :	GENIUSLAND

9yrs

Qingdao, Shandong, China

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Qingdao Good Prosper Imp. & Exp. Co., Ltd.

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Product description

Product Description Sincerely brand l-ascorbate-2-phosphate is phosphoesterified vitamin C. It chemically protects the effective component in vitamin C from destruction on a molecular level. The product is very stable and the rate of biological utilization is high. It is also finely granulated, flows easily and is convenient to use. Description: white or light yellow powder, stable in light, heat and air, easily dissolves in acid Specifications:

Items	Standard	Results
Property	White or light yellow powder Stable in light, heat and air, easily dissolves in acid	Pass
Identification	(1) Should be Positive	Positive
	(2) Wavelength Max. Absorbance should be 261-265nm	263nm
	(1)Should be Positive	Positive
Assay (Ascorbic Acid)	≥35.0%	35.6%
Loss on drying	≤10.0%	4.07%
Arsenic	≤0.0005%	<0.0005%
Lead	≤0.003%	<0.003%
Conclusion	The above product conforms to GB/T19422-2003

Packaging & Shipping Packing: 25KG bag, 1x20'fcl load 20mts without pallet, 18mts with pallet Shipping: 2 weeks after receipt of L/C or T/T remittance

We can also supply: vitamin c ( Ascorbic Acid)

Items	Standard	Results
Appearance	White crystalline powder	White crystalline powder
Identification	Positive	Positive
Clarity of solution	Clear	Clear
Color of solution	≤BY₇	<BY₇
Assay	99.0-100.5%	99.6%
Loss on drying	≤0.4%	0.05%
Residue on ignition	≤0.1%	0.03%
Sulphate ash	≤0.1%	0.03%
Specific rotation	+20.5°~+21.5°	+20.88°
PH (with 2% water solution)	2.4-2.8	2.60
PH (with 5% water solution)	2.1-2.6	2.34
Melting range	About 190℃	191℃
Heavy metals	≤3ppm	<3ppm
Iron	≤2ppm	<2ppm
Copper	≤5ppm	<5ppm
Impurity E	≤0.2%	<0.2%
Arsenic	≤1ppm	<1ppm
According to BP2013, E300, USP36, FCC8, EP7

sodium ascorbate

Items	Standard	Results
Appearance	White to slightly yellow crystalline powder	White crystalline powder
Identification	Positive	Positive
Clarity of solution	Clear, ≤BY₆	Clear
Assay	99.0-101.0%	100.1%
Loss on drying	≤0.25%	0.04%
Sulphate	≤150ppm	<150ppm
Specific rotation	+103°~+106°	+105.2°
PH (10%, W/V)	7.0-8.0	7.7
Heavy metals (as Pb )	≤10ppm	<10ppm
Iron	≤2ppm	<2ppm
Arsenic	≤3ppm	<3ppm
Lead	≤2ppm	<2ppm
According to BP2012, E301, USP35, FCC8

Ascorbic Acid DC Granular

Items	Standard	Results
Appearance	White or yellowish granular powder	Pass
Assay	96.0-98.0%	97.6%
Loss on drying	≤0.20%	0.15%
Residue on ignition	≤0.1%	0.04%
Heavy metals (Pb)	≤20ppm	<20ppm
Particle size	≥95% through 20 mesh	100.0%
Particle size	≤25% through 100 mesh	3.8%
According to Enterprise Standards

coated ascorbic acid

Items	Standard	Results
Appearance	White to slightly yellow granular	Pass
Identification	Positive	Pass
Clarity of solution	Clear, ≤BY₆	Clear, <BY₆
Assay	96.0-98.0%	96.9%
Loss on drying	≤0.20%	0.13%
Heavy metals (Pb)	≤10ppm	<10ppm
Arsenic	≤3ppm	<3ppm
Particle size	≥95% through 20 mesh	100.0%
Particle size	≤25% through 100 mesh	24.03%
According to Enterprise Standards

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