99.8% Sulfamic Acid is a high-purity industrial-grade sulfamic acid supplied as a white crystalline solid. With a minimum assay of 99.8% and controlled chloride, iron, sulfate, moisture and insoluble matter, it is intended for industrial descaling, chemical processing and other applications requiring consistent acid purity.

Technical Specifications

Item	Standard
Chemical Name	Sulfamic Acid
CAS No.	5329-14-6
Molecular Formula	NH₂SO₃H
Assay	99.8% Min
Loss on Drying	0.1% Max
Sulfate (SO₄)	0.05% Max
Ammonia (NH₃)	150 ppm Max
Iron (Fe)	0.003% Max
Heavy Metals (Pb)	10 ppm Max
Chloride (Cl)	1 ppm Max
pH Value (1% Solution)	1.0–1.4
Bulk Density	1.15–1.35 g/cm³
Water-Insoluble Matter	0.02% Max
Appearance	White crystalline

Industrial Applications

Boiler & Heat Exchanger Descaling: Used in descaling formulations to remove mineral deposits such as calcium carbonate and other inorganic scale from boilers, heat exchangers, and related water-handling equipment.

Textile Processing & Dyeing: Used as an acidifying or pH-adjusting agent in selected textile processing and dyeing formulations. Low iron content can be relevant where metal-ion contamination or fabric discoloration needs to be controlled.

Nitrite Removal in Chemical Processing: Used as a source of sulfamic acid for the removal of excess nitrous acid or nitrite in certain chemical processes. Its defined assay supports controlled dosing according to process requirements.

Chemical Synthesis & Industrial Formulations: Used as a raw material or intermediate in the production of sulfamates, sulfamic acid derivatives, and selected industrial formulations, including applications related to detergents and flame-retardant chemicals.

Safety & Regulatory

SDS Available: Safety Data Sheet (SDS) is available for 99.8% Sulfamic Acid, providing information on product identification, hazards, handling, storage, emergency measures, and applicable safety requirements.

Applicable Regulatory Information: Regulatory information is provided according to the destination market and applicable chemical-control requirements. Relevant registration or inventory information, such as EU REACH, US TSCA, and China IECSC, can be reviewed against the specific supply market and intended use.

Packaging, Storage & Shipping

Standard Packaging

25 kg PP/PE bag

Palletized loading available

Approximately 27 MT per 20-foot FCL with pallets, subject to actual packaging and loading configuration

Storage

Store in a cool and dry area, protected from high temperatures and moisture. Keep bags tightly sealed when not in use to minimize moisture absorption and contamination.

Transportation

Suitable for sea, rail and road transportation.

FAQ

Q: How can I verify that the supplied Sulfamic Acid meets the 99.8% specification?

A: We can provide a batch-specific Certificate of Analysis (COA) showing the tested values against the agreed specification.

Q: Can you provide a sample before we place a bulk order?

A: Yes. We can discuss sample quantities for product evaluation and application testing.

Q: Can I purchase against my own internal specification?

A: Yes. Please provide your specification or quality standard before quotation. We can review the required limits and confirm whether the product can be supplied against your purchasing specification.

Q: Do you support third-party inspection before shipment?

A: Yes. If your procurement procedure requires independent inspection, third-party inspection can be coordinated before shipment, with the inspection scope and cost responsibility agreed in advance.

Q: Can you arrange different packaging for industrial distribution?

A: Standard supply is 25 kg PP/PE bags. If you require alternative bag construction, pallet configuration or labeling for distribution, please provide your packaging requirements so we can evaluate the feasible arrangement.

Q: What information should I provide when requesting a quotation?

A: Please provide your required quantity, destination country/port, packaging preference, target specification and expected purchasing frequency. If the material is for a specific formulation or process, sharing the application can also help us confirm the appropriate product specification.

Q: Can you provide documents required for customs clearance?

A: Yes. Export documentation can be prepared according to the shipment and destination requirements. Typical documents may include commercial invoice, packing list, certificate of analysis and shipping documents; additional documents can be discussed according to the importing country's requirements.

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99.8% Sulfamic Acid