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ASTM E224-08
Standard Test Methods for Analysis of Hydrochloric Acid
8 стр.
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Разработчик:
Зарубежные/ASTM
ICS:
71.060.30 Acids. Including dioxides, peroxides, etc. / Кислоты
Сборник (ASTM):
06.04 Paint—Solvents; Aromatic; Industrial, Specialty and Related Chemicals / Красители – Растворители; Ароматические углеводороды
Тематика:
Industrial Chemicals
Описание
Значение и использование

These test methods provide for the classification of various grades of hydrochloric acid and for the determination of various impurities. Acid strength and impurity levels are important factors in many uses of hydrochloric acid.

Область применения

1.1 These test methods cover the analysis of hydrochloric acid.

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

1.3 The analytical procedures appear in the following order:

Sections
Total Acidity 8 to 16
Baumé Gravity17 to 26
Sulfated Ash27 to 34
Iron35 to 44
Color45 to 52
Total Sulfur53 to 59

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 and health practices and determine the applicability of regulatory limitations prior to use. Specific hazards statements are given in Section 5 and 30.1, 39.7, and 48.4.

Ключевые слова:
analysis; Baumé gravity; color; hydrochloric acid; iron; sulfated ash; sulfur; total acidity; Acidity, alkalinity, pH--chemicals; Ash; Baum´e gravity; Chemical analysis--chemicals; Color--organic/inorganic chemicals; Colorimetric analysis; Hydrochloric acid (HCL); Iron content--chemicals; Photometry; Spectrophotometry--absorption; Sulfated ash content; Sulfur