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MBZ (ZMBZ)
Zinc salt of 2-mercapto benzimidazole
Synonym: ZMBZ
Molecular Formula: C14H10N4S2Zn
Molecular Weight: 363.77
Structure Formula: 
CSA NO.: 3030-80-6
Specification:
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ITEM
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INDEX
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Appearance (visual inspection)
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White powder
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Initial M.P., ℃ Min.
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240.0
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Zinc content, %
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18.0-20.0
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Residue on 150μm sieve, % ≤
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0.50
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Assay Content, % Min.
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96.0
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Loss on drying, % ≤
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0.50
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Comparatively density, g/cm3
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1.63-1.64
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Moisture, % ≤
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1.5
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Properties: White powder or granule. No osmyl and a little taste bitter. Soluble in acetone, alcohol, insoluble in Benzene, gasoline and water.
Usage:
A non-staining secondary antioxidant for NR, CR, SBR, NBR, EPR and etc. Especially effective against heat oxidation in combination with amine. Could be uses alone or combined with anti-degradants, such as DNR or AP.
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.
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