GB/T 23939-2009 English PDF

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GB/T 23939-2009: Ammonium persulfate for industrial use
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23939-2009	319	Add to Cart	3 days	Ammonium persulfate for industrial use	Obsolete

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Basic data

Standard ID: GB/T 23939-2009 (GB/T23939-2009)
Description (Translated English): Ammonium persulfate for industrial use
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G12
Classification of International Standard: 71.060.50
Word Count Estimation: 8,824
Date of Issue: 2009-06-02
Date of Implementation: 2010-02-01
Quoted Standard: GB 190; GB/T 191-2008; GB/T 8170; GB/T 6678; GB/T 23940-2009
Regulation (derived from): National Standard Approval Announcement 2009 No.8 (Total No.148)
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 for industrial ammonium persulfate, test methods, inspection rules, signs, labels, packaging, transport, storage and security. This standard applies to industrial ammonium persulfate. The product is mainly used as an oxidizing agent, metal cleaning and corrosion inhibitor, oil fracturing agent, textile desizing agents.

GB/T 23939-2009: Ammonium persulfate for industrial use

---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.
Ammonium persulfate for industrial use ICS 71.060.50 G12 National Standards of People's Republic of China Industrial ammonium persulfate Posted 2009-06-02 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 chemical inorganic chemicals Club (SAC/TC63/SC1) centralized. This standard was drafted. CNOOC Tianjin Chemical Research Institute, Hebei Jiheng Group Co., Ltd. Shaanxi-Chemical Technology Co., Ltd. the company. The main drafters of this standard. Zhao Meijing, Cai Jingfeng, Jiaoyin Li. This standard is the first release. Industrial ammonium persulfate

1 Scope

This standard specifies the industrial ammonium persulfate requirements, test methods, inspection rules, marking, labeling, packaging, transportation, storage, and security. This standard applies to industrial ammonium persulfate. The products are mainly used as the oxidant, the metal corrosion inhibitor cleaning, oil fracturing agent, spinning Fabric desizing agent.

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 GB/T 191-2008 Packaging - Pictorial signs (ISO 780.1997, MOD) GB/T 8170 repair value expressed about the rules and limit values \u200b\u200band judgment GB/T 6678 General Principles for Sampling Chemical Products GB/T 23940-2009 industrial products through the analysis of sulfate

3 formula and relative molecular mass

Molecular formula. (NH4) 2S2O8 Molecular weight. 228.18 (according to 2007 international relative atomic mass)

4 Requirements

4.1 Appearance. colorless monoclinic crystal or white crystalline powder. 4.2 Industrial persulfate should meet the requirements of Table 1. Table 1 Requirements project index Premium grade First grade Qualified Ammonium persulfate [(NH4) 2S2O8], w1 /% ≥ 98.5 98.3 98.0 pH value (50g/L solution) 3.0 ~ 5.0 3.0 ~ 5.0 3.0 ~ 5.0 Iron (Fe), w1 /% ≤ 0.0005 0.0008 0.001 Chloride (Cl), w1 /% ≤ 0.001 0.0015 0.002 Water, w1 /% ≤ 0.15 0.20 0.25 Manganese (Mn), w1 /% ≤ 0.0001 0.00015 0.0002 Heavy metals (Pb), w1 /% ≤ 0.001 0.0015 0.002 Residue on ignition, w1 /% ≤ 0.05 - - Water-insoluble, w1 /% ≤ 0.005 - - ......

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