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ASTM D1512-21
Standard Test Methods for Carbon Black—pH Value
Přeložit název
NORMA vydána dne 1.5.2021
Informace o normě:
Označení normy: ASTM D1512-21
Poznámka: NEPLATNÁ
Datum vydání normy: 1.5.2021
Kód zboží: NS-1026595
Počet stran: 4
Přibližná hmotnost: 12 g (0.03 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM D1512-21 :
Keywords:
carbon black, pH,, ICS Number Code 83.040.20 (Rubber compounding ingredients)
Doplňující informace
| Significance and Use | ||||||||||
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3.1?The pH level of a carbon black is known to affect the vulcanization of some rubber compounds. |
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| 1. Scope | ||||||||||
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1.1?These test methods, Test Method ABoiling Slurry and Test Method BSonic Slurry, are used to indicate the pH of the carbon black surface by measuring the pH of water in contact with the carbon black. Note 1:?The pH of the carbon black is often used in this
industry to indicate the relative acidity or alkalinity of carbon
black and will be used in the remainder of these test methods to
describe this property.
Note 2:?Test Method A and Test Method B do not always give the
same results.
1.2?The values stated in SI units are to be regarded as the standard. The values in parentheses are for information only. 1.3?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. 1.4?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. |
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| 2. Referenced Documents | ||||||||||
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