In B2B industrial manufacturing, securing high-purity chemical precursors is critical for ensuring chemical stability, catalysis safety, and structural integrity. Sulfamic Acid 99.5% (CAS 5329-14-6), a key solid monobasic mineral acid, is highly regarded for its crystallization consistency, safe transportation profile, and non-hygroscopic properties. It serves as an essential raw material for scale removal formulations, dye synthesis, textile bleaching processes, and agricultural formulations.
Traditional manufacturing of Sulfamic Acid involves the reaction of urea with fuming sulfuric acid (oleum). While widely used, this method poses environmental challenges and is prone to generating ammonium hydrogen sulfate by-products, which can degrade the purity below the required B2B standard of 99.5%.
Leading manufacturers like Shandong Pulisi Chemical Co., Ltd. are investing in next-generation process innovations to improve purity, reduce waste, and lower energy consumption:
| Parameter | Standard Specification (Typical) | Premium Grade Specification (Shandong Pulisi) |
|---|---|---|
| Assay (H₃NSO₃) | ≥ 99.0% | ≥ 99.5% (High Purity) |
| Sulfate (SO₄²⁻) | ≤ 0.10% | ≤ 0.05% |
| Heavy Metals (as Pb) | ≤ 0.002% | ≤ 0.001% |
| Iron (Fe) | ≤ 0.005% | ≤ 0.002% |
| Moisture Content | ≤ 0.15% | ≤ 0.10% |
Purity plays a decisive role in the efficacy of Sulfamic Acid. Shandong Pulisi's 99.5% pure crystals are engineered to prevent impurities from causing performance drops in downstream processes. Key industrial applications include:
Sulfamic Acid is a preferred acid cleaning agent for metal surfaces and heat exchangers. Unlike hydrochloric acid, it does not release volatile chlorine gas and is less corrosive to stainless steel, mild steel, and copper alloys when formulated with appropriate corrosion inhibitors.
It is widely used to remove excess nitrites during diazotization reactions in dye and pigment manufacturing. High purity is critical here, as trace heavy metal contaminants can alter colors and impact the quality of the final textile product.
In chlorine dioxide bleaching processes, Sulfamic Acid acts as a cellulose stabilizer. It reacts with hypochlorous acid to prevent cellulose degradation, helping paper manufacturers maintain fiber strength while optimizing brightness.
Purchasing chemicals globally requires balancing competitive pricing with supply reliability. Shandong Pulisi Chemical Co., Ltd. (Stock Code: 307785) addresses these needs through its automated production and logistics setup:
Established in 2006, Shandong Pulisi Chemical Co., Ltd. (Stock Code: 307785) specializes in petrochemicals, mining chemicals, feed additives, and pharmaceutical chemical raw materials. We have established long-term supply relationships with Fortune Global 500 enterprises, including China National Petroleum Corporation (CNPC) and Saint-Gobain. Guided by our focus on customer needs, we provide customized solutions to help clients improve their market competitiveness.
The company is certified under the ISO9001:2015 Quality Management System and has passed German BV Certification. Our accolades include recognition as a Foreign-Oriented Economic Enterprise, Alibaba Demonstration Base, and Contribution Enterprise. In 2023, Pulisi successfully listed on the stock market under ticker 307785.
We remain committed to our mission: "Creating value for customers and making their products better." We strive to be a dependable, long-term chemical supply partner to companies worldwide.
Meeting Global Quality, Safety and Traceability Standards
Global regulatory compliance is a critical consideration for B2B buyers importing chemicals into highly regulated markets. Failing to comply can result in port delays, fines, or shipment rejections.
Shandong Pulisi maintains dedicated chemical compliance protocols to ensure adherence to international standards:
We supply a variety of chemical products tailored to global industrial manufacturing requirements.
Textile, Printing & Leather
Agricultural & Feed Additives
Construction & Coatings
Chemicals for Mining
Oil Drilling Chemicals
Disinfectant & Solvents
Water Treatment Solutions
Plastic Raw Materials
Serving global markets and participating in industry events since 2006.
Exporting to more than 100 countries and regions with customs and trade support.
More than 20 years of experience, serving over 1,000 global companies.
ISO and SGS certifications, alongside REACH & FAMI-QS compliance.
We provide stable pricing structures based on raw material integration and logistics solutions.
Warehouses at key logistics hubs allow for prompt shipment processing.
Dedicated B2B sales teams assist with technical specifications and after-sales service.
Technical & Operational Inquiries for Global Procurement Managers
A purity level of 99.5% ensures minimal residual heavy metals and free sulfates. Lower purity grades containing excessive sulfates ($SO_4^{2-}$) can react with calcium in hard water to form calcium sulfate scale, which is highly insoluble and difficult to remove. Additionally, high-purity sulfamic acid reduces corrosion rates on stainless steel and copper surfaces when used with corrosion inhibitors.
Yes, we support custom packaging options. You can send us your logo and labeling specifications, and we will apply them according to hazardous chemical packaging regulations.
Yes. We work with businesses of all sizes, including retail and small-scale operations, to establish long-term relationships.
Pricing is negotiable and depends on contract volume, customization requirements, and raw material costs. We aim to offer competitive rates through integrated production efficiencies.
Yes, we provide free samples for quality testing and analysis before finalizing commercial orders.
We maintain dedicated inventory at major ports (Qingdao, Tianjin) and dry ports along the Xinjiang border. This regional warehousing network helps us manage logistics timelines effectively.
We accept standard payment methods, including T/T, L/C, D/P, and O/A. Specific terms can be arranged with our sales team.
Yes. You are welcome to visit our company in Zibo, Shandong Province, which is about a 1.5-hour drive from Jinan Airport. Please coordinate with our representatives to schedule your visit.
You can contact our sales representatives directly via our website inquiry portal to discuss specifications, contract volumes, and shipping logistics.
Pulisi