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YS/T 22-2010 English PDF

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YS/T 22-2010: Sodium pyroantimonate

YS/T 22: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YS/T 22-2010English669 Add to Cart 4 days [Need to translate] Sodium pyroantimonate   YS/T 22-2010
YS/T 22-1992English279 Add to Cart 3 days [Need to translate] (Antimony Sodium) Obsolete YS/T 22-1992

PDF similar to YS/T 22-2010


Standard similar to YS/T 22-2010

GB/T 1918   GB/T 1606   GB/T 1617   

Basic data

Standard ID YS/T 22-2010 (YS/T22-2010)
Description (Translated English) Sodium pyroantimonate
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard G12
Classification of International Standard 71.060.50
Word Count Estimation 19,189
Date of Issue 2010-11-22
Date of Implementation 2011-03-01
Older Standard (superseded by this standard) YS/T 22-1992
Quoted Standard GB/T 191; GB/T 6678; GB/T 3249-2009
Regulation (derived from) MIIT (2010) No. 126
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the sodium antimony (also known as sodium pyroantimonate) requirements, test methods, inspection rules, marking, packaging, transport and storage, quality certificates and contracts (or orders) content. This standard applies to antimony trioxide or antimony concentrate as raw material to produce sodium antimonate. The products are mainly used for CRT glass, optical glass, and other glass clarifying agent, can also be used in enamel, ceramics and flame retardants and other industries.

YS/T 22-2010: Sodium pyroantimonate

---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.
Sodium pyroantimonate ICS 71.060.50 G12 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 22-1992 Sodium antimonate Issued on. 2010-11-22 2011-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard is in accordance with GB/T 1.1-2009 given rules drafted. Instead of the standard YS/T 22-1992 "sodium antimonate." Compared with this standard YS/T 22-1992 main changes are as follows. --- Abolition of the "total antimony (Sb2O3 in dollars)" requirement; --- Added As2O3, PbO, V2O5 three indicators requirements, while the moisture content as an essential test items; --- The Cr2O3 content of an article from "not more than 0.001%" to "not more than 0.005%"; Second grade from "no more than 0.010% "to" not more than 0.005%. " This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard is drafted by. Tin Mine flash-antimony industry limited liability company. The main drafters of this standard. a single peach cloud, TURAL Wuyong Yue, Song should ball. This standard replaces the standards previously issued as follows. --- YS/T 22-1992. Sodium antimonate

1 Scope

This standard specifies the antimony sodium (also known as Coke sodium antimony) requirements, test methods, inspection rules, marking, packaging, transportation and storage, quality certificate Ming and book contracts (or orders) content. This standard applies to antimony oxide or antimony sodium antimony concentrate production of raw materials. The products are mainly used for CRT glass, optical glass and His glass clarifying agent, it can also be used for enamel, ceramic and other industrial and flame retardants.

2 References

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191 Packaging - Pictorial signs GB/T 6678 General Principles for Sampling Chemical Products GB/T 3249-2009 Determination of metals and their compounds Fisher particle size powder

3 symbols and units

The following symbols, units apply to this standard. 3.1 Formula molecularformula The product formula. NaSb (OH) 6 or NaSbO3 · 3H2O. 3.2 Molecular weight molecularmass The molecular weight of the product. 246.78 (according to 2002 international relative atomic mass).

4 Requirements

4.1 sodium antimony products according to the chemical composition of two grades, namely a product, the two products. 4.2 sodium antimonate chemical composition should be consistent with Table 1. Table 1 chemical composition of sodium antimonate chemical composition/% index First grade Second grade Sb2O5 64.10 ~ 65.50 63.50 ~ 65.50 Na2O 12.00 ~ 13.00 12.00 ~ 13.50 Sb3, not more than 0.10 0.30 Fe2O3, not greater than 0.005 0.05

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