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Product Specification
Product Name：Thiodiglycol
Synonyms：TDG、Thiodiethylene Glycol, Thiobis Ethanol
CAS Number：111-48-8
Molecular Formula：S(CH2 CH2OH )2
Molecular Weight：122.18
I. Physical and Chemical Properties:
TDG is a clear, colorless, volatile, combustible liquid. It is miscible with water, alcohols,
ketones, esters, ethers and hydrocarbons.
Density：（D20℃）：1.1852 Boiling Point：283℃
Flash Point：160℃ Freezing point:-10℃
II. Quality Specification:
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Index
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Standard
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Top Grade
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I Grade
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II Grade
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Appearance
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Colorless, Transparent liquid
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Pale yellow transparent liquid
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Purity，wt% ≥
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99.0
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98.0
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97.0
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Water，wt% ≤
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0.3
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0.8
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1.0
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Chroma
（Hazen，Platinum - cobalt） ≤
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30
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50
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80
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Refractive Index, n20/D
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1.5170~1.5220
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Density, ρ20℃（g/cm³）
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1.1800~1.1980
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III. Product Application:
TDG is used in the production of coatings, dyestuffs, rubber chemicals and in the textile industry. It is mainly used as intermediates, additives and solvents for organic synthesis. It is the raw material for antioxidant, anti-aging agent etc.
IV. Packaging and Storage:
Packaging: Plastic drum, 220KG/drum(net).
Storage: In a ventilated, cool palce, precaution against fire.
V. Safety Data:
TDG is Category II Monitored and Controlled Chemicals, please stick to the management
regulation.
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