| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Customized |
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Natural Pyrethrum Extract Powder and Liquid 25%- 70% Pyrethrin
| Product name: Pyrethrin |
| Other Name:Pyrethrin 2,Natural Pyrethrum Extract |
| Appearance:Brown powder or yellow oily liquid |
| CAS:121-29-9 |
| M.F.:C22H28O5 |
| M.W.:372.45 |
| Specification:99% |
Pyrethrum is an ancient natural insecticide plant, which is one if a few valuable plant contained high pesticide active ingredients so far, but harmless to humans and animals. Pyrethrum was recognized as the safest pesticide pollution internationally, with the preparation of health insecticide spray can be used for family health, pesticides can be used in preparation of green vegetables, green fruits, green tea and other cash crops insecticide.
| ITEM | SPECIFICATION | RESULT | METHOD |
| Appearance | Yellow Brown powder, neutral odor, highly hygroscopic | Conforms | Visual |
| Identification | Standard solution and test solution same spot,RF | Conforms | TLC |
| Specific Optical | -2.4°~ -2.8° | -2.72° | |
| Heavy metals (as PB) | ≤10ppm | Conforms | AAS |
| Sulfate (SO4) | ≤0.02% | Conforms | Colorimetry |
| Chloride (Cl) | ≤0.02% | Conforms | Colorimetry |
| Phosphate Ion (P) | ≤5ppm | Conforms | Colorimetry |
| Residual solvent(ethanol) | ≤1.0% | Conforms | HS-GC |
| pH | 4.5~7.0 | 5.10 | |
| Related substance | Spot not bigger than standard solution spot | No spot | TLC |
| Water Content | ≤2% | 0.26% | KF |
| Assay (dried basis) | 98.0%--102.0% | 99.48% | Potentiometric titration |
| Assay (dried basis) | 98.5%--100% | 99.2% | HPLC |
Function:
1. Pyrethrum extract is used in gain storage and the aerosol and dust can prevent every kind of grain bristletail;
2. Pyrethrum extract also can be made into animal shampoos which can prevent the helminthes on the animal;
3. Pyrethrum extract has capability of execution to vary kind of pests and extensive use in agriculture producing, grain storage and daily life;
4. Pyrethrum extract is used in daily life, and the aerosol and mosquito-repel-lent incense can kill the mosquito, fly, termite,black beetle, spider, bedbug;
5. The spraying of pyrethrum extract to farmland can prevent aphid, snout moth`s larva, stinking, caterpilla, coccid, cabbage caterpilla, bollworm, dark tail leafhopper.
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