Inventory Updated 2022.5.20
1. Flavorings Items Quantity Vanillin (Julan Brand) 2,000 kgs Vanillin (Eternal Pearl Brand) 8,000 kgs 2. Preservatives Items Quantity Natamycin 50% in lactose 650 kgs
CAS No.: 147-85-3
Other names:(S)-Pyrrolidine-2-carboxylic acid, L(-)-Proline, H-Pro-OH, 2-Pyrrolidinecarboxylic acid
MOQ: 500g
Formula: C5H9NO2
Weight: 115.13 g/mol
Package: 25kg/drum
HS Code: 2933990099
Certificate: ISO/Kosher/Halal
Appearance: powder
Standard: USP36 GB29938-2020
Assay: 98.5~101.5
Across Biotech supplies L-Proline powder, CAS 147-85-3, with high quality used in food supplements. Check the specification below:
| Items | Standards |
| Appearance | White crystals or crystalline powder |
| Assay ,% | 98.5~101.5 |
| Specific optical rotation | -84.3°~-86.3° |
| Chloride(as Cl) ,% | ≤0.05 |
| Sulphate(as SO) ,% | ≤0.03 |
| Iron (as Fe) ,% | ≤0.003 |
| Heavy metals (as Pb) ,% | ≤0.0015 |
| Loss on drying ,% | ≤0.40 |
| Residue on ignition,% | ≤0.40 |
3.1 For L-Proline, what is the MOQ?
1kg is available, even 100grams is also workable for your quality test.
3.2 What other amino acid would you supply except for L-Proline?
We also provide Lysine, Valine, Tryptophan, Isoleucine, etc.
Across Biotech Jinan Co., Ltd is a reliable L-Proline supplier in China, CAS No. 147-85-3, exporting goods to food manufacturers, additives and ingredients wholesalers and distributors abroad at attractive prices. Please reach us at sales@acrossbiotech.com for more info.
1. Flavorings Items Quantity Vanillin (Julan Brand) 2,000 kgs Vanillin (Eternal Pearl Brand) 8,000 kgs 2. Preservatives Items Quantity Natamycin 50% in lactose 650 kgs
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