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Brand Name: Concord
Classification: High Purity Reagents
Purity: 99.8%
Other Names: HPLC reagent
CAS No.: 142-82-5
Place of Origin: China (Mainland)
CAS No.: 142-82-5
Other Names: High Purity Reagents
Place of Origin: China (Mainland)
Purity: 99.8%
Classification: High Purity Reagents
Brand Name: Concord
Model Number: 8036
Low residue Low water: Low UV-absorbance

Specifications

 

CAS.No:142-82-5

Molecular formula:C7H16          

Density: 0.684   

 Test Items

Specification

Testing Result

AssayCH3(CH2)5CH3(by GC),ω / %

99.0min

99.8

Density(20), ρ / (g/mL)

0.684

0.684

Residue on evaporation,ω / %

0.0005 max

0.0003

Water(by K-F),ω / %

0.01max

0.006

Titrable Acid(H+), (mmol/g)

0.0002max

0.0001

UV Absorbance

(1cmcell vs. Water)

at 197nm

1.00 max

0.623

at 210 nm

0.40 max

0.273

at 220 nm

0.15 max

0.094

at 230 nm

0.05 max

0.037

at 260 nm

0.01 max

0.002

at 400 nm

0.01 max

0.001


HPLC nHeptane reagents supplier from China