GB/T 6730.42-2017(\u82f1\u6587\u7248)
铁矿石 铅含量的测定 双硫腙分光光度法
GB/T 2382-2015
Sulphur dyes—Determination of content of free sulphur
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
GB/T 6730.47-2017(\u82f1\u6587\u7248)
铁矿石 铌含量的测定 氯代磺酚S分光光度法
GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
SN/T 5350.2-2021
GB/T 2382-2007
Sulphur dyes—Determination of content of free sulphur
GB/T 2382-1995
Determination of content of free sulphur in sulphur dyes
T/NAIA 0223-2023
DIN 54600-1
Testing of paper and board; testing on antimicrobial additives; determination of tetramethylthiuramdisulfid content (TMTD)
ASTM D4573-03(2009)
Standard Test Method for Rubber Chemicals&8212;Determination of Oil Content in Oil-Treated Sulfur
ASTM D4573-03(2018)
Standard Test Method for Rubber Chemicals&x2014;Determination of Oil Content in Oil-Treated Sulfur
ASTM D4573-03
Standard Test Method for Rubber Chemicals&8212;Determination of Oil Content in Oil-Treated Sulfur
ISO 3705:1976
Sulphur for industrial use — Determination of arsenic content — Silver diethyldithiocarbamate photometric method
UNE 55574:1981
SURFACE ACTIVE AGENTS. SULPHUR FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF ARSENIC CONTENT. SILVER DIETHYLDITHIOCARBAMATE PHOTOMETRIC METHOD