China Bisdemethoxycurcumin Factories - Insecticide Veratrine From Veratrum Nigrum Extract – JL EXTRACT
China Bisdemethoxycurcumin Factories - Insecticide Veratrine From Veratrum Nigrum Extract – JL EXTRACT Detail:
Specification
2% Veratrine (5:1) by HPLC
Introduction
It is extracted from the root and rhizome of Veratum nigrum L. It contains many steroid alkaloids, such as Mesenchyphine, pseudomesenchyphine, veratrinamine etc.
Veratrine means total alkaloids in the root and rhizome of Veratrum Nigrum.
Veratrine is used as broad spectrum pesticide Insecticide, The veratrine has a good effect to kill aphid, Cabbage worm,plutella xylostella,Phyllotreta striolata Fabricius,Phaedon,Henosepilachna Vigintioctomaculata.
Application
It is used as an ingredient of botanical insecticide for Organic farm.
Certificate of Analysis For Reference
Product Name: | Veratrum Nigrum Extract | Botanical Name: | Veratrum nigrum L |
Batch Number: | 20210701 | Used Part: | Root and rhizome |
Batch Quantity: | 1120KG | Analysis Date: | July 1, 2021 |
Manufacture Date: | July 1, 2021 | Certificate Date: | July 4, 2021 |
ITEM |
SPECIFICATION |
RESULTS |
Description: Appearance Odor&Taste |
Dark Brown liquid Characteristics |
Conforms Conforms |
Assay: Extract Ratio Veratridine & Veratramine |
TLC5:1 ≥2% |
5:1 2.11% |
Physical: Loss on Drying Specific Gravity Residue on Ignition PH |
≤25%≥1.10 | 24.60% 1.12 Not available Not available |
Chemical: Heavy Metals (as Pb) Arsenic (as As2O3) Residual Pesticide |
≤10 ppm ≤2ppm Negative |
Conforms Conforms Conforms |
Microbial: Total microbacterial Count Yeast & Mould E.Coli Salmonella |
≤1000cfu/g ≤100cfu/g Negative Neative |
Conforms Conforms Conforms Conforms |
Conclusion Conform to specification.
Storage Store in cool & dry place. Keep away from strong light and heat.
Shelf life 24 months when properly stored.
Product detail pictures:
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By Hilda from Lyon - 2018.06.18 17:25
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
By Maxine from Uganda - 2018.06.26 19:27
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