ASTM D7133-21

Standard Test Method for Polyurethane Raw Materials: Instrumental Measurement of Tristimulus CIELAB Color and Yellowness Index of Liquids

NORMA vydána dne 1.10.2021

Anglicky -
Online zabezpečené PDF (1789.90 CZK)

Anglicky -

Tištěné (1789.90 CZK)

The information about the standard:

Designation standards: ASTM D7133-21
Note: NEPLATNÁ
Publication date standards: 1.10.2021
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM

Annotation of standard text ASTM D7133-21 :

Keywords:
CIELAB, color, colormetric analysis, instrumental measurement, isocyanates, L*a*b*, light, methylene di(phenylisocyanate), polyols, polyurethane raw materials, polyurethanes, spectrophotometry, transmission, tristimulus, yellowness index, YI,, ICS Number Code 83.080.20 (Thermoplastic materials)