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MB (N)
2-Mercaptobenzimidazole

Synonym: N

Molecular Formula: C7H6N2S

Molecular Weight: 150.16

Structure Formula:

CSA NO.: 583-39-1

Specification:

                     ITEM
INDEX
Appearance (visual inspection):
White powder
Initial M.P., ℃ Min.
289.0
Residue on (150μm) sieve, % ≤
0.5
 Comparatively density, g/cm3
1.42-1.43
Assay Content, % Min.
96.0
Loss on drying, % ≤
0.4
Ash Content, % ≤
0.4
Moisture, % ≤
0.5

Properties:  White powder. No smell but taste bitter. The density is 1.42. Soluble in alcohol, acetone, ethyl Acetate, slightly soluble in petroleum ether, CH2Cl2. Insoluble in CCl4, benzene and water. Good Stabilization storage ability. As secondary anti-degradant without poison.

Usage:

A non-staining secondary antioxidant for natural rubber, CR, SBR, NBR and EPR etc. Especially effective against heat oxidation in combination with amine.

Storage:

The product should be stored in the dry and cooling place with good ventilation and should avoid sunshine.12 months with the common storing condition. Recommend use of date is within 6 months.