Source Foliar Fertilizer Gibberellic Acid for Dormancy Break, Germination, and Fruit Set

Foliar Fertilizer Gibberellic Acid Sourcing Guide

Sourcing gibberellic acid (GA3) for foliar application requires a nuanced understanding of its dual role as both a plant growth regulator and a specialized nutrient enhancer. While the core keyword suggests a fertilizer, the supplied product data indicates that the primary chemical entity is Gibberellin A3, classified as an auxin and growth promoter. Buyers must distinguish between pure chemical powders intended for precise physiological manipulation and blended formulations that may include amino acids or organic matter to support broader nutritional goals. The distinction is critical because the application rates, storage requirements, and efficacy mechanisms differ significantly between a 90% TC powder and a customized liquid or biological blend.

Procurement decisions should be driven by the specific agronomic objective, whether it is breaking seed dormancy, promoting fruit set, or enhancing amino acid content in crops. The observed market signals show a wide variance in product forms, ranging from white crystalline powders to yellow solids and even liquid states. This diversity reflects the different ways manufacturers formulate GA3 for end-users, from high-purity technical concentrates to ready-to-use foliar sprays. Understanding these variations allows buyers to align their procurement strategy with their crop management protocols, ensuring that the purchased material delivers the intended physiological response without causing phytotoxicity or waste.

Product Scope and Observed Listing Signals

The current market landscape for gibberellic acid products reveals a broad spectrum of physical forms and purity levels, which directly impacts sourcing strategy. Listings indicate the presence of 90% TC (Technical Concentrate) in the form of white crystalline powder, which is water-insoluble and typically packaged in aluminum foil bags or drums. This high-purity form is often the baseline for manufacturers who create custom blends for specific crop needs. Additionally, there are observations of products labeled as biological fertilizers or miscellaneous fertilizers, appearing as black or yellow powders with high organic matter content. These variations suggest that buyers are not just purchasing a single chemical but a range of solutions tailored to different soil and foliar conditions.

Price and minimum order quantity (MOQ) signals further illustrate the complexity of this category. The observed price range spans from $0.28 to $2,615 USD, reflecting the difference between bulk raw materials and specialized, customized formulations. Similarly, MOQs vary from 1 unit to 5,000 units, indicating that suppliers cater to both small-scale experimental buyers and large industrial agricultural operations. The presence of customization options, such as specific packing requirements or model numbers like "HD-Amino P," suggests that many suppliers offer tailored solutions. Buyers should interpret these signals as evidence of a flexible market where value is added through formulation expertise rather than just raw material volume.

Technical Specifications to Verify

Verifying the physical and chemical specifications of gibberellic acid is the first step in ensuring product efficacy. For the 90% TC powder, key attributes include a melting point of 223-225°C and a CAS number of 77-06-5, which serves as a unique identifier for Gibberellin A3. Buyers must confirm the appearance, which should be a white crystalline powder for the high-purity variant, and note its water-insoluble nature, which necessitates proper solubilization techniques before foliar application. The shelf life is typically listed as two years, provided the product is stored in a cool, dry place away from humidity, which is crucial for maintaining potency over time.

Beyond the pure chemical, buyers must evaluate blended products that may include amino acids or organic components. Specifications for these blends often highlight features such as "quick acting" validity, chemical neutrality, and physiological neutrality in soil. For instance, some products are described as having ≥60% organic matter and ≥35% seaweed salt, indicating a focus on soil health and stress resistance alongside growth promotion. Buyers should verify the physics state of the product, as some listings indicate liquid forms while others are solid powders, and ensure that the packaging, whether 1kg aluminum foil bags or 25kg drums, matches their storage and handling capabilities.

Compliance and Safety Documentation

While specific certification statuses like ISO 9001:2015 or ISO 17025:2017 are mentioned in background data, buyers must verify the actual compliance documentation provided by the supplier for each specific batch. Gibberellic acid is a potent plant growth regulator, and its use is subject to regulatory frameworks in many jurisdictions. Buyers should request certificates of analysis (COA) that confirm the purity level, such as the 90% TC standard, and ensure that the product meets local agricultural chemical regulations. The absence of a specific certification in the listing does not imply non-compliance, but it does require proactive verification from the supplier.

Safety data sheets (SDS) are essential for handling gibberellic acid, particularly given its classification as a chemical neutral substance that can still have significant biological effects. Buyers must ensure that the supplier provides up-to-date SDS documents that outline proper handling, storage, and emergency procedures. The product origin, often listed as China or specifically Shandong, may also influence the regulatory compliance landscape, as different regions have varying standards for agricultural inputs. Buyers should confirm that the supplier adheres to international trade standards and that the product labeling includes all necessary safety warnings and usage instructions in the required languages.

Cost Drivers and Commercial Terms

The cost of gibberellic acid is influenced by several factors, including purity, formulation complexity, and packaging requirements. The 90% TC powder represents a baseline cost, but customized blends, such as those with amino acids or organic matter, command higher prices due to the additional processing and ingredient costs. The observed price range of $0.28 to $2,615 USD highlights the significant variance between basic raw materials and specialized, high-value formulations. Buyers should analyze the cost per unit of active ingredient rather than just the total price, as this provides a more accurate comparison of value across different suppliers and product types.

Commercial terms, including shipping time and payment conditions, also play a crucial role in the total cost of ownership. Some suppliers offer a shipping time of 5 days, which can be advantageous for urgent orders, while others may have longer lead times depending on the customization level. The availability of customization for packing and standards allows buyers to optimize logistics, such as choosing between 1kg foil bags for small batches or 25kg drums for bulk usage. Buyers should negotiate terms that align with their inventory management strategy, considering the two-year shelf life of the product to avoid waste from overstocking.

Supplier Qualification and Quality Control

Qualifying suppliers of gibberellic acid requires a thorough assessment of their manufacturing capabilities and quality control processes. Buyers should verify the supplier's ability to produce consistent batches of 90% TC powder and their expertise in creating customized blends, such as the "HD-Amino" series. The presence of model numbers like "tc" and "90%tc" suggests a structured product line, but buyers must confirm that the supplier has robust quality assurance protocols in place. This includes regular testing of raw materials and finished products to ensure that the chemical name, gibberellin A3, is accurately represented and that impurities are within acceptable limits.

Quality control should also extend to packaging and storage practices, as gibberellic acid is sensitive to humidity and heat. Buyers should inspect the supplier's packaging methods, such as the use of aluminum foil bags, to ensure they provide adequate protection against moisture and light. The condition of the product, listed as "new," should be verified upon receipt, and buyers should establish clear acceptance criteria for any deviations in appearance, such as color changes or clumping. Engaging with suppliers who offer customization and have a track record of reliable performance can help mitigate risks associated with product variability and supply chain disruptions.

Long-Term Procurement Checks

Long-term procurement of gibberellic acid involves continuous monitoring of product performance and supplier reliability. Buyers should track the efficacy of the product in their specific crop applications, noting any variations in results that may indicate changes in product quality or formulation. Regular communication with the supplier is essential to stay informed about any updates in standards, such as the 90% TC specification, or new product developments that may offer better value or performance. This proactive approach helps buyers maintain a stable supply of high-quality gibberellic acid and adapt to changing agricultural needs.

Additionally, buyers should periodically review their supplier base to ensure they are getting the best value and service. This includes comparing prices, MOQs, and shipping times across multiple suppliers, while also considering the level of customization and support offered. The ability to source from different origins, such as China or Shandong, can provide flexibility in case of supply chain issues. By maintaining a diversified supplier portfolio and conducting regular performance reviews, buyers can ensure a resilient and cost-effective procurement strategy for gibberellic acid and related foliar fertilizers.