Sulfamic Acid

Synonym(s)

: Amidosulfonic acid, aminosulfonic acid, suffaminic acid

Mol. Formula

: H3NO3S

EC / List no.

: 226-218-8

CAS no.

: 5329-14-6

Molecular weight

: 97,1

Sulfamic acid is the simplest of the sulfamic acids, consisting of a single sulfur atom covalently bonded to hydroxy and amino groups by single bonds and to two oxygen atoms by double bonds.

Application

» This substance is used in the following products: washing and cleaning products, biocides (eg disinfectants, pest control products), polishes, air care products, non-metallic surface treatment products, fuels and polymers.
» It is used in offshore mining and health services.
» Release of this substance to the environment may occur from industrial use: in processing aids at industrial sites and substances in closed systems with minimal emissions.
» Used in machine wash fluids/detergents, automotive care products, paints, coatings or adhesives, fragrances, air fresheners, hydraulic fluids in automotive suspension, lubricants in engine oil, brake fluids, coolants in refrigerators, and oil-based electrical heaters.

Product Specifications

Physical and Chemical Properties
» Sulfamic acid appears as a white crystalline solid.
» Odorless.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	205
Density	g/cm³	2.13	20 °C
Solubility	g/ L	181.4	20 °C, Soluble with water (soluble in acetone and methanol)
Vapor pressure	Pa	0.8	20 °C
LogP		0	20 °C
pKa		-0.997	20 °C
pH		0.41	1 N solution