
Yttrium oxide and europium oxide of phosphor grade—Determination of calcium oxide content—N2O-C2H2 flame atomic absorption spectrophotometric method
NORMA vydaná dňa 25.2.1988
Designation standards: GB/T 8762.2-1988
Note: NEPLATNÁ
Publication date standards: 25.2.1988
Country: Chinese technical standard
Kategória: Technické normy GB