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Tianjin Oujie Technology Co., Ltd
13820734559
East side of Shengli Road, Dagang, Binhai New Area, Tianjin
VHG Labs Reference Materials and Standards in the United States
NBS18, Calcite, IAEA stable isotope standards
USGS41a, L-glutamic acid, USGS mark
Tetrabutylammonium hexafluorophosphate
IAEA-602, Benzoic acid, IAEA stable isotope
USGS isotope standards, USGS40,L-glutamic acid