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Quick Details

  • CAS No.: 67-03-8
  • Other Names: thiamine
  • MF: C6H12O6
  • EINECS No.: 208-537-4
  • Place of Origin: Zhejiang, China (Mainland)
  • Type: Vitamins, Amino Acids and Coenzymes
  • Grade Standard: Food Grade
  • Brand Name: TNN
  • Model Number: USP28
  • Purity: 99% min
  • Description: White or almost crystalline powder
  • dentification: Positive
  • Clarity of solution: Pass
  • Acidity (PH): 6.8-7.5
  • Loss on drying: ≤1.0%
  • Color of solution: ≤Y7
  • Sulphated ash: ≤0.10%
  • Heavy metals: ≤20ppm
  • Chromatographic purity: ≤1.0
  • Assay: 98.0%-102 %

Packaging & Delivery

Packaging Details 25kg/fiber drum, double layer PE bag
25kg/carton box with waterproof PE liner in side
Shipping mark by tailor
20' container size: 2.8m x 2.8m x 5.8m
FCL=10MT(pack by drum)
shipping mark by tailor,
pallet size: 1.1 x 1.1 m x height (as buyer's request),
professional loading container, without dumping and leaking,
shipping mark on bag and container door both,
fork lift and manual lift can be used during loading and unloading with pallet,
packing photo before and after loading container
Delivery Time Commonly 15-30 days after order confirmed.

  Vitamin B1


BP2011AppearanceWhite or almost white, crystalline powder or colourless crystalsWhite crystalline powder
Identification A: IR absorptionComply
C: Reaction (a) of chlorides
Appearance of solution Clear, not more intense than Y7 or GY7Comply
Sulphated ash0.1%0.01%
Heavy metals 20ppm<20ppm
Related substances 
—Any impurity0.4%<0.05%
—Total impurities1.0%<0.05%
USP34Identification A: IR absorption; B: Tests of ChlorideComply
Absorbance of solution0.025%0.019
Limit of nitrateNo brown ring produced at the junction of the two layersComply
Residue on ignition0.2%0.01%
Chromatographic purity1.0%0.23%
Residual solvent 
ConclusionsThis batches complies with the specification of BP2011 and USP34




kept in a light-proof,well-colsed,dry and cool place.


Service we can provide:

1. Mixed container, we can mix different items in one container.

2. Quality control, before shipment, free sample for test. after shipment,  keep sample for 3 years

3. Prompt shipment with professional documents

4. Packing as your request, with photo before shipment


Our Advantages:

Full experience of large numbers containers loading in Chinese sea port

Fast shipment by reputed shipping line

Packing with pallet as buyer's special request

Best service after shipment with e mail

Cargoes together with container sales seervice available

Full experience for Canada & Japan export

Cargoes photo before and after loading into container

Raw materials from chinese origin


Professional Loading:

1.We will provide you with professional loading

2.We have one team supervise uploading the materials. We will check the container, the packages

3.Every step, taking pictures and make records.

4.we will make a complete Loading Report for our customer of each shipment
















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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
5 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $266,000
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