Hangzhou Tianlong Biotechnology Co., Ltd.  

Product Name: Price Preferential Plant Growth Regulator Gibberellic Acid (90%TC) Model NO.: 90%TC Classification: Other Shape: Powder Kind: Other Plant Growth Regulator: Gibberellic Acid Trademark: TOP AGRO Transport Package: Follow Customer's Request Specification: FAO/SGS Origin: Zhejiang, China HS Code: 3808 Product Description Gibberellic acid techChemical name: (3s, 3as, 4s, 4as, 7s, 9ar, 9br, 12s)- 7, 12-dihydroxy-3-methyl-6-methylene-2- oxoperhydro-4A, 7-methano-9b, 3-propeno[1, 2-b]furan-4-carboxylic acid.Formula: C19h22o6.M. W. 346.37CAS No.: 77-06-5.Description:Appearance: White crystal powder.Stability: Soluble in alcohol, acetone, etheracetate, and pH6.2 phisphoric acid buffer solution. It can't dissolve in ether, chloroform, benzol and water. It is stable in dry or acid solution and can be discomposed by alkali.Toxicity: Oral ld50 (rat)>63, 000 mg/kg. Skin ld50(rabbit) >5, 000 mg/kg.Specifications: 90%, 95%tc, 10%, 16%, 20%tablet, 2.7% gibberellin paste, ga4. +a7 90%tc.Uses: Gibberellic acid is the growth adjustment of plant, it is used to improve the growth, prematurity and output of plant. It can break the dormancy of seed, tuber and bulb, and improve burgeon, growth and fruit rate. Especially, it has very good effect on crossbred rice. It is widely used on cotton, grape, tomato, fruit and vegetable.Name of productGibberellic Acid (GA3) 90%TCMol. FormulaC19H22O6CAS77-06-5Index nameIndex valueMeasured valueAppearanceWhite to off-white crystalewhite crystaleAssay(%)≥90.091.10Loss on Drying %≤1.00.80Specific Optical Rotation≥+75+82