GB/T 6488-2022
Liquid chemicals—Determination of refractive index (English Version)

Standard No.

GB/T 6488-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 6488-2022

Replace

GB/T 6488-2008

Scope

This document describes the determination of the refractive index of liquid chemical products using Abbe refractometers and fully automatic refractometers. This document is applicable to the determination of transparent or translucent liquid chemical products with a temperature range of 20 ℃ ~ 60 ℃ and a refractive index range of 1.3000 ~ 1.7000.

GB/T 6488-2022 Referenced Document

• GB/T 6682 Water for analytical laboratory use.Specification and test methods
• JJG 130 Engineering Radar for Bridge Tunnel Structures
• JJG 2003 Verification Scheme of Thermocouples
• JJG 625 Verification Regulation of Abbe Refractometer*， 2024-04-22 Update

GB/T 6488-2022 history

• 2022 GB/T 6488-2022 Liquid chemicals—Determination of refractive index
• 2008 GB/T 6488-2008 Liquid chemicals. Determination of refrative index at 20℃
• 1986 GB/T 6488-1986 Test method for refractive index of chemical products