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GB/T 37038-2018: DSD acid (4, 4’-Diaminostilbene-2, 2’diasulfonicacid)
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 37038-2018 | English | 279 |
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DSD acid (4, 4’-Diaminostilbene-2, 2’diasulfonicacid)
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GB/T 37038-2018
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PDF similar to GB/T 37038-2018
Basic data | Standard ID | GB/T 37038-2018 (GB/T37038-2018) | | Description (Translated English) | DSD acid (4, 4��-Diaminostilbene-2, 2��diasulfonicacid) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G56 | | Classification of International Standard | 71.100.01;87.060.10 | | Word Count Estimation | 14,177 | | Date of Issue | 2018-12-28 | | Date of Implementation | 2019-11-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 37038-2018: DSD acid (4, 4’-Diaminostilbene-2, 2’diasulfonicacid)---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.
DSD acid(4, 4'--Diaminostilbene--2, 2'diasulfonicacid)
ICS 71.100.01; 87.060.10
G56
National Standards of People's Republic of China
DSD acid (4,4'-diaminostilbene-2,2'-disulfonic acid)
Published on.2018-12-28
2019-11-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Petroleum and Chemical Industry Federation.
This standard is under the jurisdiction of the National Dyestuff Standardization Technical Committee (SAC/TC134).
This standard was drafted. Caike Chemical (Dongguang) Co., Ltd., Lianyungang Laiya Chemical Co., Ltd., Shenyang Chemical Research Institute Co., Ltd.
National Dyestuff Quality Supervision and Inspection Center.
The main drafters of this standard. Duan Weidong, Ji Lanqin, Li Jiang, Gong Zhansheng, Chen Xin, Du Junxia, Pu Aijun.
DSD acid (4,4'-diaminostilbene-2,2'-disulfonic acid)
1 Scope
This standard specifies the requirements, sampling, test methods, inspection rules for DSD acid (4,4'-diaminostilbene-2,2'-disulfonic acid).
Marking, labeling, packaging, transportation and storage.
This standard applies to product quality control of DSD acid.
Structure.
Molecular formula. C14H14N2O6S2
Relative molecular mass. 370.40 (according to the international relative atomic mass in.2015)
CASRN. 81-11-8
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
Preparation of GB/T 601 chemical reagent standard titration solution
Preparation of preparations and products used in GB/T 603 chemical reagent test method
GB/T 2381-2013 Determination of insoluble matter content of dyes and dye intermediates
GB/T 2386-2014 Determination of moisture in dyes and dye intermediates
GB/T 3049-2006 General method for determination of iron content of industrial chemical products 1,10-phenanthroline spectrophotometric method
(ISO 6685.1982, IDT)
GB/T 6678-2003 General rules for sampling of chemical products
GB/T 6682-2008 Analytical laboratory water specifications and test methods (ISO 3696.1987, MOD)
GB/T 8170-2008 Numerical rounding rules and the representation and determination of limit values
Limit and determination of heavy metal elements in GB 20814 dye products
GB/T 21876-2015 Determination of ash content of solvent dyes and dye intermediates
3 requirements
The quality of DSD acid should meet the requirements of Table 1.
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