SUPELCO
Ammonium Test
铵测试预装试剂
Boiling chips granules
Ion exchanger Amberlite® IR-120
LiChrospher® RP-select B (5μm) Hibar® RT 250-4.6
Phenylhydrazinium Chloride
Silica gel 60 PF254+366
硅胶
Tin
Tungstophosphoric acid hydrate
Benzyl Alcohol
苯甲醇
Copper(II) sulfate anhydrous
Dimethyl sulfoxide
二甲基亚砜
Iodine
LiChrospher® 100 RP-18 (5 μm) LiChroCART® 125-4
Molecular sieve 0.4 nm
Silicic acid