These test methods cover the testing of hydroxypropyl methylcellulose. The test methods are as follows: moisture; ash; chlorides; alkalinity; iron; heavy metals; methoxyl content; hydroxyproproxyl content; viscosity; pH; solids; and density.
Область применения1.1 These test methods cover the testing of hydroxypropyl methylcellulose.
1.2 The test procedures appear in the following order: