Optical Brightener MST

C.I.**3 CAS*********9

STRUCTURE:

MOLECULAR FORMULA: C*0H*6N*2 O*0Na6
MOLECULAR WEIGHT***4.*0 (As International relative Atom Mass ***7)
Max UV ABSORPTION WAVELENGHTH: **9±1 nm
CHARACTER: Showing nionic character and blue color fluorescence
EXCUTIVE STANDARD HG/T ********7
SPECIFICATIONS:

PROPERTY:
1.Good water solubility and can be dissolved in **5 times boiling water, and its solubility is **0g per liter in boiling water and **0g per liter in cooling water.
2. Good resistance to hard water, the ions of Ca2+ and Mg2+ have no influence on its whitening effect.
3. Good resistance to peroxide bleaching agent and containing reductive bleaching agent (sodium hydrosulfite).
4. General acid-resistance and the optimal applied pH value >7.
USEAGE:
1. Used for cotton fiber and glue fiber.
2. Used in the syrup of discharge pattern of printing color.
3. Used in paper pulp.
4. Used in the process of surface gluing.
5. Used in the process of coating.
PROCESS:(SUCH AS PADDING DYEING)
Bath temperature is about ****8, holding time is about ****0 minutes, bath ratio is 1:*0, vapour steaming about *5 minutes. The dosage is 0.**0.5%.
PACKAGE: Packed in cardboard bucket after being packed in plastic bag first. Net weight per bucket is *0 kg or *5 kg.
TRANSPORTATION: Should avoid sunlight and crash.
STORAGE: Should be stored in cool, dry and ventilate place, and storage period should not exceed 2 years.