1.1?These test methods cover the testing of hydroxypropylcellulose. 1.2?The test procedures appear in the following order: ? ? Sections ? Moisture 4 – 9 ? Viscosity 10 – 16 ? pH 17 – 21 ? Residue on Ignition 22 –
ASTM D5400-15(2021) Referenced Document
ASTM D3876 Standard Test Method for Methoxyl and Hydroxypropyl Substitution in Cellulose Ether Products by Gas Chromatography
ASTM E70 Standard Test Method for pH of Aqueous Solutions With the Glass Electrode