CCTV came to the company for an interview

'CCTV came to the company for an interview

Fluorescent Brightener OB-1
Blue. Yellow powder, melting point 358 ~ 360 ℃. Have good resistance to heat and light fastness, mainly used for plastic, thermoplastic resin, good compatibility, can also be applied to polyester, polypropylene fiber, nylon protoplasmic tinting; Also used in soluble this product of other polymer

Fluorescent Brightener OB-1

Optical Brightener Ob-1,Fluorescent Brightening Cbs-X,Fluorescent Brightening Kcb,Fluorescent Brightening KSN

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