MH/T 6119-2018
KS M ISO 17556-2020
Plastics — Determination of the ultimate aerobic biodegradability of plastic materials in soil by measuring the oxygen demand in a respirometer or the amount of carbon dioxide evolved
ISO 17556:2019
Plastics — Determination of the ultimate aerobic biodegradability of plastic materials in soil by measuring the oxygen demand in a respirometer or the amount of carbon dioxide evolved
ASTM D7978-24
Standard Test Method for Determination of the Viable Aerobic Microbial Content of Fuels and Associated Water—Thixotropic Gel Culture Method
GB/T 19444-2004
Oxygen precipitation characterization of silicon wafers by measurement of interstitial oxygen reduction
DB32/T 1697-2011
GB/T 5158.3-2011
Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
GB/T 43598-2023
Nanotechnology—Measurement for oxygen content and C/O of graphene powder—X-ray photoelectron spectroscopy
GB/T 24583.7-2019
Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method
GB/T 1557-2018
Test method for determining interstitial oxygen content in silicon by infrared absorption
GB/T 5158.4-2011
Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
GB/T 14144-2009
Testing method for determination of radial interstitial oxygen variation in silicon
GB/T 4164-2008
Metallic powders - Determination of hydrogen reducible oxygen content
SN/T 2947-2011
Determination of active content of oxyfluorfen
DL/T 433-2015
Determination of chlorine content in phosphate ester fire-resistant fluids (Bomb method)
MT/T 837-1999
Method of determining minimum oxygen content concentration for coal dust explosion
HJ 2024-2012
DB23/T 2492-2019
20231107-T-469
Test method for oxygen precipition characteristics of silicon wafers —Interstitial oxygen reduction
YB/T 4566.9-2016
Ferrovanadium nitride-Determination of oxygen content-Infrared absorption method