AASHTO T 21M/T 21:2015(R2019)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Method of Test for Organic Impurities in Fine Aggregates for Concrete
Hardcopy , PDF
09-01-2023
English
01-07-2019
1. SCOPE
2. REFERENCED DOCUMENTS
3. SIGNIFICANCE AND USE
4. APPARATUS
5. REAGENT AND STANDARD COLOR SOLUTION
6. SAMPLING
7. TEST SAMPLE
8. PROCEDURE
9. DETERMINATION OF COLOR VALUE
10. INTERPRETATION OF RESULTS
11. PRECISION AND BIAS
12. KEYWORDS
Includes two procedures for an approximate determination of the presence of injurious organic compounds in fine aggregates that are to be used in hydraulic cement mortar or concrete.
| DevelopmentNote |
Also numbered as ASTM C 40/C40M. (07/2013) Included in AASHTO HM. (09/2013)
|
| DocumentType |
Standard
|
| Pages |
4
|
| ProductNote |
THIS STANDARD ALSO REFERS TO AASHTO R 90,Fed. Std. No. 29, CFR 1910.1200
|
| PublisherName |
American Association of State Highway and Transportation Officials
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| AASHTO R 76 : 2016 | METHOD OF TEST FOR REDUCING SAMPLES OF AGGREGATE TO TESTING SIZE |
| AASHTO M 6 : 2013(R2018) | SPECIFICATION FOR FINE AGGREGATE FOR HYDRAULIC CEMENT CONCRETE |
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