分类 |
Acaricide |
出生地 |
China |
国 |
粉 |
Common name: Gibberellins; Trade name: Gibberellic acid, 920; Active ingredient: Gibberellin A3(Ga3). Molecular formula and Molecular weight: C19H22O6 346.37 Assay: TECH is divided into high-grade products (GA3≥90%), First-grade products (GA3≥80%), Up to grade (GA3≥75%). EC≥4000μg/mL. Description: TECH is white and yellowish crystal powder. Melting point is between 223-225. It is soluble in organic solvents such as alcohols, acetone, ethyl acetate and buffer solution of pH6.2 Phosphoric acid. Solvency in water is 5g/L. EC is a brown transparent clear liquid, which is easy flammable, and soluble in water. Stability: The product is quite stable in dry state and acid solution. It can easily resolve when basic is added. Toxicity: Ld50 of intravenous injection for rats is 6.3g/kg. No carcinogenic, tertogenic, mutagenic effect. Package: TECH: 1g per plastic bags, 50 bags per carton, 40 cartons each box. EC: 1g (25ml) or 4g (100ml) per plastic bottle, 100 bottles each box.. Export or big package according to customers' demand. Storage: Store in below 50, dry place and shelter from light. Avoid mixing with basic material while using gibberellins. EC should be far away from the fire. Expiry date: 2years.