USD $100.00-150.00 / Kilogram
best quality/price/service
professional manufacturing
fao standards
specifications
it belongs to gibberellic acid series and is a good plant growth hormone
it belongs to gibberellic acid series and is a good plant growth hormone. after it is compounded with 6-benzylaminopurine, it can be used in plants as apples, grapes, etc. to improve the quality and the output.
common name: gibberellin(a4+7) molecular: formula and molecular weight ga4: c19h24o5 332.29 ga7: c19h22o5 330.37 assay: g (a4+7)≥90%. description: it is white crystal powder or white crystal powder. ga4: melting point is between 214-215°c. ga7: acicular melting point is between 169-172°c, many edges' crystal melting point is 202°c. ga4+7[a4:a7=40:60]: melting point is between 198-202°c. stability: tech is stabile in dry state and light acid solution. it can easily resolve when basic is added, so that it will lose biological activity. toxicity: ld50>5,000mg/kgb.w, no carcinogenic, tertogenic, mutagenic effect. package: 25kg fiber bag or according to customers' demand. storage: store in cool and dry place. forbid to touch basic substances. expiry date: 2 years.
sepcifications:
testing item |
specifications |
appearance |
white to pale yellow crystal powder |
content of gibberellic acid (a4+7) |
90% min. |
proportion |
1.5min. |
ph value |
2.0-6.0 |
insoluble residue |
0.5% max. |