JIS K 1603-2:2007
Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Part 2: Determination of acidity

Standard No.

JIS K 1603-2:2007

Release Date

2007

Published By

Japanese Industrial Standards Committee (JISC)

Status

Be replaced

Replace By

JIS K 1603-2 AMD 1:2018

Latest

JIS K 1603-2 AMD 1:2018

Replace

JIS K 1603:1985

Scope

This standard specifies two methods for determining the acidity of aromatic isocyanates and prepolymers used as raw materials for polyurethane.

JIS K 1603-2:2007 Referenced Document

• ISO 3696:1987 Water for analytical laboratory use; Specification and test methods
• JIS K 8001 General rules for test methods of reagents*， 2017-02-20 Update
• JIS K 8101 Ethanol (99.5)
• JIS K 8180 Hydrochloric acid (Reagent)*， 2021-02-22 Update
• JIS K 8574 Potassium hydroxide (Reagent)*， 2024-02-20 Update
• JIS K 8680 Toluene
• JIS K 8838 1-Propanol (Reagent)*， 2014-03-20 Update
• JIS K 8891 Methanol
• JIS K 9705 Tetrahydrofuran (Reagent)*， 2024-01-22 Update
• JIS R 3505 Volumetric glassware

JIS K 1603-2:2007 history

• 2018 JIS K 1603-2 AMD 1:2018 Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Part 2: Determination of acidity (Amendment 1)
• 2007 JIS K 1603-1:2007 Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Part 1: Determination of isocyanate content
• 1985 JIS K 1603:1985 Testing methods for polymethylene polyphenyl polyisocyanate (testing methods for polymeric MDI)