Meaning and use

5.1 Moisture analysis (as well as purity) is used to calculate the amount of active polymer in the material and needs to be considered when determining the amount of sodium carboxymethyl cellulose for various formulations.

ASTM D1439-2015 Standard Test Method for Sodium Carboxymethyl Cellulose

Step 1: Scope

1.1 These test methods include tests for sodium carboxymethyl cellulose.

1.2 Test procedures are displayed in the following order:

1.3 Values expressed in SI units shall be considered standard. The values given in parentheses are for reference only.

1.4 This standard is not intended to address all safety concerns, if any, associated with its use. It is the responsibility of users of this standard to establish appropriate safety and health practices and to determine the applicability of regulatory restrictions prior to use. For specific hazard descriptions, see 15.1 and 20.