GB/T 23849-20091,3-Dibromo-5,5-dimethylhydantoin (English PDF)

1 Scope

This standard specifies the requirements, test methods, inspection rules DBDMH, logos, packaging, transportation and storage.

This standard applies to the 5,5-dimethyl hydantoin prepared by bromination of DBDMH, mainly used in industrial circulating water, swimming pools, landscape spray

Spring, hospital sewage, medical equipment, aquaculture, food processing, hotels and family sanitary disinfection sterilization, can be used for cold storage, gas

Sterilization preservation cold storage, port inspection and quarantine treatment disinfection and epidemic prevention disinfection of infected areas. In synthetic organic chemical industry, pharmaceutical industry, rubber workers

Brominating agent used on the industry.

Molecular formula. C5H6Br2N2O2

Structure.

H3C

+++ C C O

NBr

H3C

NBr

Molecular weight. 285.94 (according to 2005 international relative atomic mass)

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB 190 packaging and marking of dangerous goods

Preparation of GB/T 601 chemical reagent standard titration solution

GB/T 603 chemical reagent test methods in the formulation and preparation of products (GB/T 603-2002, ISO 6353-1 with. 1982,

NEQ)

Representation GB/T 1250 limit values and the method of determining

GB/T 6678 General Principles for Sampling Chemical Products

GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)

GB/T 8946 plastic bags

3 Technical requirements