Customization: | Available |
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CAS No.: | 134-03-2 |
Formula: | C6h7nao6 |
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Product Name | Sodium ascorbate | Specification: | 99.0~101.0% |
Appearance | White crystals or crystalline powder | Shelf Life | 2 years if sealed and store away from direct sun light. |
Introduction | |||
Vitamin C sodium is white or very slightly yellow crystal or crystalline powder material, stable in dry state, easy to oxidize and decompose under humid condition. The color becomes darker when exposed to light, specific rotation degree +104.4ºC. | |||
Main functions | |||
1. Antioxidant nutrients that protect VA, EA and many other natural antioxidants from oxidative damage. Application: Nutritional supplements, antioxidants; color protectors |
Analysis Item | Specification | Result |
Appearance | White to light yellow crystalline powder | Conforms |
Identification | Should be positive | Positive |
Assay (on dried basis,w/%) | 99.0%~101.0% | 99.5% |
PH(10% aqueous solution) | 7.0~8.0 | 7.7 |
Loss on drying (w/%) | ≤0.25% | 0.05% |
Specific Rotation (20ºC) | +103.0°~+108.0° | +105.0° |
Heavy metal | ≤20.0mg/kg | <20.0mg/kg |
Arsenic (As) | ≤3.0mg/kg | <3.0mg/kg |
Lead (Pb) | ≤10.0mg/kg | <10.0mg/kg |
Packaging and storage |
1) Sample-packing:Good polythelene bag,keep sealing 2) Production-packing:25kg/drum and in paper-drum (D35cm*H51cm) and polyethylene bag inside 3) Storage:Air-tight original sealed container, low relative humidity and dark conditions. |
Lead time | 3~5 days after order comfrimation |
Delivery details |
For urgent order and light weight, choose the following express: UPS, FedEx, DHL, EMS. For heavy weight, choose to deliver the goods by air or by sea to save cost. |
Hangzhou Greensky Biological Tech Co., Ltd.
[ Payment ] West Union / Paypal / L/C / TT
[ Delivery Time ] Within 1 week after payment received
[ Package ] Net weight 25kg/drum , Packing in paper-drums and two plastic-bags inside.
[ Storage ] Store in a well-closed container in cool & dry place away from strong light and heat.
1. Warranty: TWO Years If Sealed and Store Away From Direct Sun Light.