N-Heptane Specification
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N-Heptane is colorless transparent liquid. There are three kinds of N-Heptane Specification:
HPLC Specification
Purity,%.........................................................................≥99.5
Density,(20 centi-degree)g/ml........................................0.683~0.685
Refractive index(n20D)...................................................1.387~1.389
Boiling point , centi-degree .............................................99±1
Evaporation residue,%....................................................≤0.001
Moisture content (H2O),%................................................≤0.02
GR Specification
Purity,%.................................................................≥99.5
Density,(20 centi-degree)g/ml................................0.683~0.685
Refractive index(n20D)...........................................1.357~1.359
Boiling point , centi-degree ....................................97.0~99.0
Sulfur(S),%..............................................................≤0.002
Evaporation residue,%.............................................≤0.002
Moisture content (H2O),%........................................≤0.03
Acidity(as acetic)......................................................≤0.005
Easy carbonized materials.........................................passes test
AR Specification
Purity,%.................................................................≥98.5
Density,(20 centi-degree)g/ml................................0.683~0.685
Refractive index(n20D)...........................................1.387~1.388
Boiling point , centi-degree ....................................96.5~98.5
Sulfur(S),%..............................................................≤0.005
Evaporation residue,%.............................................≤0.05
Moisture content (H2O),%........................................≤0.01
Easy carbonized materials........................................passes test
Verified Supplier
Daqing E-shine Chemical Co.,LTD
- Country: China (Mainland)
- Year Established: 2003
- Business License:
- Business type: Manufacturers
- Integral:
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