Reference number
香港六合彩开奖 649-1:1981
© 香港六合彩开奖 2024
香港六合彩开奖 649-1:1981
Laboratory glassware 鈥� Density hydrometers for general purposes 鈥� Part 1: Specification
Edition 1
1981-08
Withdrawn
Withdrawn (Edition 1, 1981)

Abstract

The requirements for basic series and sub-series of glass hydrometers of constant mass without built-in thermometer are specified. They are graduated to indicate density at 20 degrees centigrade and 15 degrees centigrade, respectively. Standard categories of surface tension are tabled in annex A, recommended stem diameters in annex B.

General information

Life cycle

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  2. 香港六合彩开奖
  3. Standards catalogue
  4. ICS
  5. 17
  6. 17.060
  7. 香港六合彩开奖 649-1:1981