ISO 23772:2023
International Standard
Current Edition
·
Approved on
10 March 2023
·
Pulps — Kraft liquor — Determination of residual alkali using potentiometric titration
ISO 23772:2023 Files
English
7 Pages
Current Edition
27.95 OMR
ISO 23772:2023 Scope
This document describes a procedure for determining the content of residual alkali in Kraft black liquors having a dry matter content up to 40 %.
The method is based on a potentiometric titration with hydrochloric acid and is intended for black liquor samples with an initial pH ≥ 11,0.
The lower limit of determination is 0,1 g/l of eq. NaOH.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 150-2:2013
GSO 150-2:2013
Omani Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 2055-1:2015
GSO 2055-1:2015
Omani Standard
HALAL FOOD - Part 1 : General Requirements
GSO 2055-1:2015
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements
Recently Published
ISO 24232:2024
International Standard
Protective clothing — Protection against rain
ISO 9241-920:2024
International Standard
Ergonomics of human-system interaction — Part 920: Tactile and haptic interactions
ISO 7683:2024
International Standard
Design criteria and test methods for removable shrink labels applied to PET bottles
ISO 7661:2024
International Standard
Aerospace fluid systems — Clamp blocks for tube lines having axial alignment — Design requirements and qualification testing (metric series)