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Homepage>ASTM Standards>85>85.040>ASTM D1439-15R22 - Standard Test Methods for Sodium Carboxymethylcellulose
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Released: 01.06.2022

ASTM D1439-15R22 - Standard Test Methods for Sodium Carboxymethylcellulose

Standard Test Methods for Sodium Carboxymethylcellulose

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Standard number:D1439-15R22
Released:01.06.2022
Status:Active
Pages:9
Section:06.03
Keywords:degree of etherification; density; moisture; purity; rotational viscometer; sodium carboxymethylcellulose; sodium chloride; sodium glycolate; viscosity;
DESCRIPTION

1.1 These test methods cover the testing of sodium carboxymethylcellulose.

1.2 The test procedures appear in the following order:

 

Sections

Moisture

4 – 9

Degree of Etherification:

 

 Test Method A—Acid Wash

10 – 17

 Test Method B—Nonaqueous Titration

10, 12, 18 – 23

Viscosity

24 – 29

Purity

30 – 37

Sodium Glycolate

38 – 46

Sodium Chloride

47 – 54

Density

55 – 61

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements, see 15.1 and 20.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.