ASCORBIC ACID USP

Description

Ascorbic Acid USP

Wintersun code: 01-022
Cas Number: 50-81-7
Molecular Formula: C6H8O6
Molecular Weight: 176.13

Sales Specification

  • Appearance: White crystalline powder
  • Identification: Positive
  • Clarity of Solution: Clear
  • Color of Solution: ≤BY7
  • Assay: 99.0 – 100.0%
  • Loss on Drying: ≤0.4%
  • Residue on Ignition: ≤0.1%
  • Sulfate Ash: ≤0.1%
  • Specific Rotation: +20.5° ~ +21.5°
  • pH(with 2% water solution): 2.4 – 2.8
  • pH(with 5% water solution): 2.1 – 2.6
  • Melting Range: about 190°C
  • Heavy Metals: ≤3ppm
  • Iron: ≤2ppm
  • Copper: ≤5ppm
  • Oxalic Acid: ≤0.2%
  • Arsenic: ≤1ppm
  • Lead: ≤2ppm
  • Cadmium: ≤1ppm
  • Mercury: ≤1ppm
  • Organic Volatile Impurities: Meets the Requirements

     

  • Related Substances:
  • ImpurityC≤0.15%
  • ImpurityD≤0.15%
  • Any Other Unspecific Impurities
  • Impurity≤0.10%
  • Total Impurity≤0.2%

     

  • Total Plate Count: ≤1,000cfu/g

Packing

In 25KG per carton

FAQ

Q1: Can I have a sample for testing?
A: Yes! Test can intuitively show the application result. Actually the sample is free; you just need to pay for the express cost.
Q2: Can I use our own packing?
A: Yes! OEM is available for us. You can send your packing material to our factory or we can purchase the designated packing for you.
Q3: Do you have inspection procedures for evaporation materials?
A: 100% self-inspection before packing
Q4: What are the benefits of being an HSC distributor?
A: Broad market sales; ample margins for your sales.
Q5: How can I become a distributor of HSC?
A: Contact us immediately for further details by sending us an inquiry.

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