防腐剂
Chemical Name:Sodium methylparaben
CAS: 5026-62-0
Molecular Fomula:C8H7NaO3
Molecular Weight:174.13
Appearance: white powder
Assay: 99%
Chemical Name: 4-Hydroxybenzoic acid
CAS: 99-96-7
Molecular Fomula:C7H6O3
Molecular Weight: 138.12
Appearance: White Powder
Purity: 99.0%
Chemical Name:Cuprous chloride
CAS No.:7758-89-6Molecular Fomula:ClCu
Molecular weight:99
Appearance:white powder
Assay:98%min