Excellent Stability Fluorescing Agents Fluorescent Brightener CAS NO 7128-64-5

Minimum Order Quantity :	1 ton	Price :	Negotiable
Packaging Details :	25kg/bag	Payment Terms :	L/C, T/T, Western Union, MoneyGram
Supply Ability :	1000 tons/month

Place of Origin:	China	Brand Name:	RUNYE
Model Number:	OB-1

Detail Information
Appearance:	Slight Yellow Uniform Powder	CAS No:	7128-64-5
Purity:	99%	M.P:	200-203℃
Fineness:	≥ 100 Meshes	EINECS No:	224-073-5
MF:	C40H42N12Na2O10S2	Volatile:	≤0.5%
Highlight:	optical brightening agent , fluorescent whitening agent

Product Description

Product Name	Fluorescent Brightener OB
Formula	C26H26N2O2S
C.I.NO.	184
CAS NO.	7128-64-5
Appearance	Light yellowish white powder or milky white powder
Purity	≥99.0%
Melting point	200-203°C
Application	1)Suitable for whitening and brightening polypropylene plastic, hard PVC, ABS . EVA, polystyrene, polycarbonate, etc. 2)Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber, polypropylene fiber and so on. 3) Suitable to be added into the conventional polymerization of polyester and nylon. 4) Especially suitable for whitening the plastics of elevated temperature compaction.
Instructions	Whitening dosage 0.01~0.05% Improve brightness: 0.001~0.01% Colorless substrate in polyolefin: 0.0005~0.001% White matrix: 0.005~0.05%

Nature features:

1. It has an effective whitening effect on cellulose fiber in cold water and warm water.

2. Repeated washing will not yellow or discolor the fabric.

3. It has excellent stability in super concentrated liquid detergent and heavy scale liquid detergent.

4. Excellent chlorine bleaching, oxygen bleaching, strong acid and alkali resistance.

CPE 135A(71)