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GB/T 23856-2009: Dichloro Hein
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 23856-2009 | English | 229 |
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Dichloro Hein
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GB/T 23856-2009
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Basic data | Standard ID | GB/T 23856-2009 (GB/T23856-2009) | | Description (Translated English) | Dichloro Hein | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G77 | | Classification of International Standard | 71.100.80 | | Word Count Estimation | 10,163 | | Date of Issue | 2009-05-18 | | Date of Implementation | 2010-02-01 | | Regulation (derived from) | PRC National Standard Approval Announcement 2009 No.6 (Total No.146) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the requirements dichloro Hein, test methods, inspection rules, signs, packaging, transport and storage. This standard applies to the 5, 5-dimethyl hydantoin prepared by chlorination of dichloro Hein, mainly for industrial circulating water, pool, domestic sewage, hospital sewage, medical equipment, aquaculture disinfection sterilization algae and organic synthetic chemistry industry, pharmaceutical industry, used as a chlorinating agent on the rubber industry. | GB/T 23856-2009: Dichloro Hein---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Dichloro Hein
ICS 71.100.80
G77
National Standards of People's Republic of China
Dichloro-Hein
Posted 2009-05-18
2010-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee of Chemical Water Treatment Chemicals Branch (SAC/TC63/SC5) centralized.
This standard is drafted by. Longkou, Shandong Keda Chemical Co., Ltd., CNOOC Tianjin Chemical Research & Design Institute.
The main drafters of this standard. Yang Jinyou, Yang Yanlin Li Chungang, Lin, Bai Ying.
Dichloro-Hein
1 Scope
This standard specifies the requirements, test methods, inspection rules dichloro Hein, signs, packaging, transportation and storage.
This standard applies to the 5,5-dimethyl hydantoin prepared by chlorination of dichloro Hein, is mainly used for industrial water recycling, swimming pool, living sewage
Water, hospital sewage, medical equipment, aquaculture disinfection and sterilization chlorine used in synthetic organic chemical industry, pharmaceutical industry, rubber industry
Agent.
Molecular formula. C5H6Cl2N2O2
Structure.
H3C
H3C
NCl
C O
NCl
Molecular weight. 197.12 (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 \u200b\u200band 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
3.1 Appearance. white crystalline powder.
3.2-dichloro-Hein should meet the requirements of Table 1.
Table 1
project
index
Excellence Qualified
The mass fraction of dichloro Hein /% ≥ 98.0 96.0
The mass fraction of chlorine (based on Cl) /% ≥ 35.0 34.5
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