GB/T 47066-2026 Active National standards

GB/T 47066-2026 Plastics—Determination of the total luminous transmittance and reflectance

Publish Date: 2026-01-28 Implement Date: 2026-08-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 36.00

Download

Basic Information

Standard Code: GB/T 47066-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods for synthetic resins and plastics

ICS Name: Plastic Composite

Publish Date: 2026-01-28

Implement Date: 2026-08-01

Pages: 16 pages

Scope

This document describes the method for determining the total transmittance and total reflectance of transparent, semi-transparent, or opaque plastics.
This document is applicable to square or circular molded samples, films, and sheets.
This document is not applicable to plastics containing fluorescent agents and colorants.
Note: GB/T 46828.1 is applicable to nearly colorless flat transparent plastics. This document provides a method for capturing scattered light and extends the scope of application to the determination of the total transmittance and total reflectance of semi-transparent and opaque plastics.