Beijing Century Richap Chemistry Co,.Ltd -

Beijing Century Richap Chemistry Co,.Ltd

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ethyl 4-florobenzoate
Specification: 99%
Detail: CAS No.451-46-7 Molecular Formula: C9H9FO2 Molecular Weight: 168.16 Specification: Appearance Colorless tran***rent liquid Assay 99%min Water 0.3%max Boiling Point 210¡æ Usual Packing: 20kg/drum Application: Ph...

optical brightener fp-127
Specification: 99%
Detail: Product:Fluorescent brightener FP127 CAS NO.:164908-53-6 C.I.378 Molecular Formula:C30H26O2 Molecular Weight:418 Purity: 99% MP:216-222&©|65533;&©|65533; Appearance: Light yellow color crystal powder Application: ...

optical brightener ob-1
Specification: 99%
Detail: Product:Fluorescent brightener OB-1 CAS NO.:1533-45-5 C.I.393 Molecular Formula:C28H18N2O2 Molecular Weight:414.4 Appearance: yellowish green crystal powder MP:359&©|65533;&©|65533; Application: OB-1 is used widel...

optical brightener ob
Specification: 99%
Detail: Product:Fluorescent brightener OB CAS NO.:7128-64-5 C.I.184 Molecular Formula:C26H26N2O2 Molecular Weight:430 Appearance: light yellow colour crystal powder MP:200-203&©|65533;&©|65533; Application: Fluorescent brig...

optical brightener eb
Specification: 99%
Detail: Product:Fluorescent Brightener EB CAS NO.:58449-88-0 C.I.199:1 Molecular Formula:C24H16N2 Molecular Weight:332 Purity: 99% Appearance: Light green or yellowish crystal powder MP: 182-184&©|65533;&©|65533; Applica...

optical brightener er
Specification: 99% white powder
Detail: Product:Fluorescent Brightener ER CAS NO.:13001-40-6 C.I.199 Molecular Formula:C24H16N2 Molecular Weight:332 Purity: 99% Appearance: Yellowish crystal powder MP: 215-228&©|65533;&©|65533; Application: ER is ideal ...


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