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GB/T 15355-2008 English PDF

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GB/T 15355-2008: Chemical reagent -- Nickel chloride hexahydrate
Status: Valid

GB/T 15355: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 15355-2008English189 Add to Cart 3 days [Need to translate] Chemical reagent -- Nickel chloride hexahydrate Valid GB/T 15355-2008
GB/T 15355-1994English279 Add to Cart 3 days [Need to translate] Chemical reagent. Nickel chloride hexahydrate Obsolete GB/T 15355-1994

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Basic data

Standard ID GB/T 15355-2008 (GB/T15355-2008)
Description (Translated English) Chemical reagent -- Nickel chloride hexahydrate
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G62
Classification of International Standard 71.040.30
Word Count Estimation 8,839
Date of Issue 2008-05-15
Date of Implementation 2008-11-01
Older Standard (superseded by this standard) GB/T 15355-1994
Regulation (derived from) National Standard Approval Announcement 2008 No.8 (Total No.121)
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 chemical reagent nickel chloride hexahydrate traits, specifications, trial, packaging and inspection rules and signs. This standard applies to the chemical reagent test nickel chloride hexahydrate.

GB/T 15355-2008: Chemical reagent -- Nickel chloride hexahydrate

---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.
Chemical reagent. Nickel chloride hexahydrate ICS 71.040.30 G62 National Standards of People's Republic of China Replacing GB/T 15355-1994 Chemicals nickel chloride hexahydrate (nickel chloride) Posted 2008-05-15 2008-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 15355-1994 "Chemicals --- nickel chloride hexahydrate (nickel chloride)", and GB/T 15355-1994 phase Than the main changes are as follows. --- Increased copper, measuring method (Excerpts 5.12.2,5.14.2) Lead by Flame Atomic Absorption Spectrometry. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee Chemistry Chemicals Branch (SAC/TC63/SC3) centralized. This standard is drafted by. Nanjing Chemical Reagent Co., Ltd. The main drafters of this standard. Wang Hao, Gao Wei more. This standard was first published in 1960 and first revised in 1977, the Second Amendment in 1984, in 1994 the third revision. Chemicals nickel chloride hexahydrate (nickel chloride) Molecular formula. NiCl2 · 6H2O Molecular weight. 237.69 (according to 2005 international relative atomic mass)

1 Scope

This standard specifies the chemical reagent nickel chloride hexahydrate traits, specifications, testing, packaging and inspection rules and signs. This standard applies to chemical reagents nickel chloride hexahydrate test.

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. Preparation of GB/T 601 chemical reagent standard titration solution GB/T 602 Determination of impurities in chemical reagents prepared standard solution (GB/T 602-2002, ISO 6353-1. 1982, NEQ) with GB/T 603 chemical reagent test method Preparations of articles (GB/T 603-2002, ISO 6353-1 with. 1982, NEQ) GB/T 3914-2008 Chemicals General anodic stripping voltammetry GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) GB/T 9723-2007 Chemicals flame atomic absorption spectrometry General GB/T 9724 General rule for determination of pH chemical reagent (GB/T 9724-2007, ISO 6353-1. 1982, NEQ) GB/T 9738 Determination of water insoluble chemical reagent - General method (GB/T 9738-2008, ISO 6353-1. 1982, NEQ) GB 15346 chemical reagent packaging and marking HG/T 3921 Chemicals sampling and acceptance rules

3 Characters

This reagent is green crystals in moist air easily deliquescence, soluble in water, soluble in ethanol.

4 Specification

Of nickel chloride hexahydrate as shown in Table 1. Table 1 Name pure class pure analytical chemistry Content (NiCl2 · 6H2O), /% ≥98.0 ≥98.0 ≥97.0 pH value (50g/L, 25 ℃) 4.0 ~ 6.0 4.0 ~ 6.0 4.0 ~ 6.0 Water-insoluble, /% ≤0.005 ≤0.005 ≤0.01 Sulphate (SO4), /% ≤0.002 ≤0.005 ≤0.01 Nitrate (NO3), /% ≤0.003 ≤0.005 ≤0.01 Sodium (Na), /% ≤0.005 ≤0.01 ≤0.02 Calcium (Ca), /% ≤0.005 ≤0.01 ≤0.02

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