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GB/T 6324.6-2014Test method of organic chemical products—Part 6: Determination of color for liquids—Tristimulus colorimetry (English PDF)

有机化工产品试验方法第6部分：液体色度的测定三刺激值比色法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 31, 2014

Implementation date

July 1, 2015

Scope

GB/T 6324.6-2014 is the English-translated version of 有机化工产品试验方法第6部分：液体色度的测定三刺激值比色法.

GB/T 6324.6-2014 is the Chinese standard "Test method of organic chemical products—Part 6: Determination of color for liquids—Tristimulus colorimetry".

Its scope clause reads: This Part of GB/T 6324 specifies the instrument method that adopts the principle that was determined by International Commission on Illumination (CIE) in 1931, using X, Y, Z (tristimulus values) to express the color of clear liquid to determine the color (expressed in platinum-cobalt color).

This Part is applicable to determine clarified, non-turbid liquid organic chemical products of which the nominal platinum-cobalt color number is 0~100 and the sample has similar absorption characteristics to the platinum-cobalt solution, without fluorescence emission. Its clauses include general provisions.

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Document preview — GB/T 6324.6-2014

National Standard of the People's Republic of China

ICS: 71.080.01
Classification: G 17

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword3
1 Scope4
2 Normative references4
3 General provisions4
4 Method and principle5
5 Instrument5
6 Analysis steps5
7 Allowable difference6

1 Scope

This Part of GB/T 6324 specifies the instrument method that adopts the principle that was determined by International Commission on Illumination (CIE) in 1931, using X, Y, Z (tristimulus values) to express the color of clear liquid to determine the color (expressed in platinum-cobalt color).

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 3143, Determination method of liquid chemical product color (Hazen unit - platinum - cobalt color number)

GB/T 3977, Specification of colors

GB/T 3978-2008, Standard illuminants and geometric conditions

GB/T 5698, Glossary of color terms

GB/T 6682, Water for laboratory use; Specifications

GB/T 8170, Rules of rounding off for numerical values & expression and judgement of limiting values

3 General provisions

3.1

See GB/T 5698 for the terms and definitions involved in this Part.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Cited by

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GB/T 44793-2024|GB/T 33445-2023|GB/T 6324.12-2023|GB/T 6324.11-2021|GB/T 6041-2020|GB/T 6324.10-2020

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