ISO 3688:1977
Pulps; Measurement of diffuse blue reflectance factor (ISO brightness)

Standard No.

ISO 3688:1977

Release Date

1977

Published By

International Organization for Standardization (ISO)

Status

Withdraw

Replace By

ISO 3688:1977/Amd 1:1980

Latest

ISO 3688:2022

ISO 3688:1977 history

• 2022 ISO 3688:2022 Pulps — Preparation of laboratory sheets for the measurement of optical properties
• 1999 ISO 3688:1999 Pulps - Preparation of laboratory sheets for the measurement of diffuse blue reflectance factor (ISO brightness)
• 1980 ISO 3688:1977/Amd 1:1980 Pulps; measurement of diffuse blue reflectance factor (ISO brightness); amendment 1
• 1977 ISO 3688:1977 Pulps; Measurement of diffuse blue reflectance factor (ISO brightness)