ASTM International - ASTM D2363-79(2019)
Standard Test Methods for Hydroxypropyl Methylcellulose
| Organization: | ASTM International |
| Publication Date: | 1 December 2019 |
| Status: | active |
| Page Count: | 11 |
| ICS Code (Pulps): | 85.040 |
scope:
1.1 These test methods cover the testing of hydroxypropyl methylcellulose.
1.2 The test procedures appear in the following order:
| Sections | |
| Moisture | 4 to 6 |
| Ash (as Sulfate) | 7 to 10 |
| Chlorides (as NaCl) | 11 to 14 |
| Alkalinity (as Na
2CO3) | 15 to 18 |
| Iron | 19 to 24 |
| Heavy Metals | 25 to 29 |
| Methoxyl Content | 30 to 35 |
| Hydroxypropoxyl Content | 36 to 41 |
| Viscosity | 42 to 46 |
| pH | 47 |
| Solids | 48 to 51 |
| Density | 52 to 56 |
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 a specific hazard statement, see 33.5.1.
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.
abstract:
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... View More
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