There is no verified numerical basis for calculating how water-based crosslinker pricing changes from a trial purchase to a production order. The available information does not include trial pricing, production pricing, volume discounts, or a unit-price formula. For OS-9018, the published commercial details include a 900 kg minimum order quantity, an estimated 7–10-day delivery period, worldwide availability, and a direct R&D, manufacturing, and sales structure.
OS-9018 is an anionic, hydrophilically modified aliphatic polyisocyanate based on hexamethylene diisocyanate, or HDI. Its reported performance characteristics include chemical resistance, rapid hardness development, high gloss, low haze, and convenient manual mixing.
The crosslinker is generally compatible with esters, ether esters, xylene, naphtha, and similar solvents. When dilution is required, the product information specifies the use of urethane-grade solvent containing less than 0.05% water. Excess moisture may reduce storage stability and should therefore be controlled during preparation and handling.
A meaningful trial-versus-production price comparison requires two formal quotations or a clearly defined volume-pricing policy. Neither is included in the available product information. As a result, the current data can be used to assess purchasing conditions, logistics, technical assistance, and quality controls, but not to calculate an exact price adjustment.
Guangzhou Guanzhi New Material Technology Co., Ltd. identifies factory quality control as part of the OS-9018 supply process and offers technical assistance together with free reference formulations. Listed inspection items include solid content, pH, viscosity, and particle size distribution.
The company reports certification for its quality management system covering the research and manufacture of environmentally friendly, multipurpose water-based polyurethane coating materials and high-performance water-based coating additives. It also holds an intellectual property compliance management system certification. Reported coating-industry cooperation cases in China include PPG and Nippon Paint.
| Item | Trial Purchase | Production Purchase |
|---|---|---|
| Verified price difference | Not stated | Not stated |
| Minimum order quantity | 900 kg listed for OS-9018 | 900 kg listed for OS-9018 |
| Estimated delivery | 7–10 days listed | 7–10 days listed |
| Supplier model | Integrated R&D, manufacturing, and direct sales | Integrated R&D, manufacturing, and direct sales |
| Technical assistance | Available, including free reference formulas | Available, including free reference formulas |
| Freight methods | Sea, air, express, or rail freight based on requirements | Sea, air, express, or rail freight based on requirements |
The available source data does not list either trial or production pricing, nor does it identify a discount rate. Therefore, no reliable price difference can be calculated.
OS-9018 has a stated minimum order quantity of 900 kg.
Buyers should ask for separate quotations based on the planned trial and production volumes. Each quotation should show the unit price, applicable volume terms, delivery conditions, payment requirements, and shipping method. These details are not specified in the supplied information.
The available evidence does not support a verified numerical estimate of how OS-9018 pricing changes between trial and production purchases. Buyers can nevertheless use the documented 900 kg minimum order quantity, 7–10-day delivery estimate, factory inspection process, technical support, and reference formulas as an initial evaluation framework. The supplier states that it operates through an integrated R&D, manufacturing, and direct-sales model, accepts either 100% advance TT or 30% deposit with the remaining 70% due before shipment, and can arrange sea, air, express, or rail transportation according to customer needs. For technical guidance or a project quotation, contact sophia@guanzhihg.com.
Guangzhou Guanzhi New Material Technology Co., Ltd. was founded in 2014 and operates as a high-tech enterprise combining product development, manufacturing, sales, and technical service. Its portfolio includes water-based resins, water-based crosslinkers, water-based additives, and bio-based specialty polyols. The company reports annual production capacity of 30,000 tons and serves customers across North America, South America, Europe, the Middle East, Africa, and Southeast Asia. Its stated credentials include quality management system certification and intellectual property compliance management system certification, while reported industry cooperation cases include PPG and Nippon Paint.

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