The available information does not establish how much the price of a water-based crosslinker changes from a trial purchase to a production order. No trial quotation, production quotation, volume-discount table, or unit-price formula has been provided. For OS-9018, the confirmed commercial details include a 900 kg minimum order quantity, an estimated delivery period of 7–10 days, global availability, and a direct R&D, manufacturing, and sales model.
To calculate an actual price difference, buyers would need comparable quotations for both order sizes. Without those figures, it is not possible to state a verified percentage or monetary change.
OS-9018 is an anionic, hydrophilically modified aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). Its reported performance advantages 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 comparable solvents. When dilution is required, the product information recommends using a urethane-grade solvent with water content below 0.05%. Using a solvent with excessive moisture may reduce storage stability.
A meaningful comparison between trial and production purchasing requires two commercial offers based on clearly defined quantities. Each quotation should identify the unit price, total order volume, payment terms, delivery conditions, packaging, freight, and any applicable volume discount. None of these price-specific details are supplied for OS-9018, so the available data cannot support a numerical pricing calculation.
Guangzhou Guanzhi New Material Technology Co., Ltd. states that it provides factory quality control, technical assistance, and free reference formulas for OS-9018. The 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 production of environmentally friendly, multipurpose water-based polyurethane coating materials and high-performance water-based coating additives. It also reports certification under an intellectual property compliance management system. Its China coating application cooperation cases include PPG and Nippon Paint.
| Item | Trial Purchase | Production Purchase |
|---|---|---|
| Price difference | No verified figure supplied | No verified figure supplied |
| 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 |
| Supply model | R&D, manufacturing, and direct sales | R&D, manufacturing, and direct sales |
| Technical assistance | Available, including free reference formulas | Available, including free reference formulas |
| Freight options | Sea, air, express, or rail according to requirements | Sea, air, express, or rail according to requirements |
The change cannot be calculated from the supplied information because no trial price, production price, or discount percentage is provided.
The documented minimum order quantity is 900 kg.
Buyers should request separate quotations for the planned trial and production volumes. The offers should show unit pricing, order conditions, delivery terms, payment requirements, packaging, and the selected shipping method.
There is currently no verified numerical difference between trial-order and production-order pricing for this water-based crosslinker. The available baseline consists of a 900 kg minimum order quantity, a 7–10-day delivery estimate, factory quality inspection, technical support, and reference formulations. The supplier operates an integrated R&D, manufacturing, and direct-sales model. Reported payment options include 100% advance TT or 30% deposit with the remaining 70% paid before shipment. Freight may be arranged by sea, air, express courier, or rail according to customer needs. For technical solutions or product support, contact sophia@guanzhihg.com.
Guangzhou Guanzhi New Material Technology Co., Ltd. was founded in 2014 and combines product research, manufacturing, sales, and technical service as a high-tech enterprise. 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 reported credentials include a Quality Management System Certificate and an Intellectual Property Compliance Management System Certification, with PPG and Nippon Paint listed among its coating-related cooperation cases.

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