Description

Gibbersib is a synthetic plant growth regulator belonging to the gibberellin family, a class of hormones critical for promoting cell elongation and division. This high-purity compound is valued for its precise biological activity and consistent performance in controlled agricultural and research settings. It is primarily utilized by professionals in the agricultural chemical, plant biotechnology, and horticultural sectors seeking reliable solutions for crop management and physiological studies.

Application

• Agricultural Research & Development: Used as a standard or experimental compound in studies on plant hormone signaling, growth regulation, and stress response mechanisms.
• Horticulture & Floriculture: Applied to promote stem elongation, improve fruit set, and manage the growth and flowering of ornamental plants and high-value crops under controlled conditions.
• Seed Technology: Employed in seed treatment protocols to break dormancy, enhance germination rates, and promote uniform seedling emergence.
• Plant Tissue Culture: An essential component in culture media to stimulate callus growth, cell division, and morphogenesis in vitro.
• Crop Production: Used in specific integrated management programs to influence fruit development, reduce pre-harvest drop, and modify plant architecture.
• Biostimulant Formulations: Serves as an active ingredient in advanced plant growth regulator and biostimulant products designed for precision agriculture.

Basic Information

Product Name	Gibbersib
CAS No.	173269-32-4
Molecular Formula	C₁₉H₂₄O₅
Molecular Weight	332.39 g/mol
Synonyms	Gibberellin A4; GA4; (3S,3aR,4S,4aR,7S,9aR,9bR,12S)-7,12-Dihydroxy-3-methyl-6-methylene-2-oxoperhydro-4a,7-methano-9b,3-propenoazuleno[1,2-f][2]benzoxepine-4-carboxylic acid; 2,4a,7-Trihydroxy-1-methyl-8-methylene-4a,4b-gibbene-1,10-dicarboxylic acid 1,4a-lactone; Gibberellin A4 (GA4); ProGibb 4%; Gibberellic Acid A4
EINECS	Contact for details

Quality Control

Our Gibbersib is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substances, to meet exacting research and agricultural grade specifications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurities is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are sealed immediately after use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.