Standard Specification for Laboratory Glass Kjeldahl Flasks
NORMA vydána dne 1.9.2022
Označení normy: ASTM E1377-99(2022)
Datum vydání normy: 1.9.2022
Počet stran: 2
Přibližná hmotnost: 6 g (0.01 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
This specification provides standard dimensional requirements for glass Kjeldahl flasks for nitrogen digestion analysis. The ungraduated flasks, Type I, and graduated flasks, Type II, shall conform to the specified capacities. Flasks shall be made of borosilicate glass, conforming to the required maximum residual stress, tolerance of volumetric accuracy, and dimensions.
Keywords:
flasks, glass, kjeldahl,, ICS Number Code 71.040.20 (Laboratory ware and related apparatus)