午夜A级理论片在线播放717,东京热TOKYO综合久久精品,扒开未发育的小泬视频,91久久国产综合精品女同,无套内射视频囯产

N-butanol
  • Product standards

    GB/T 6027-1998

  • Package

    Packaging form: in bulk, transported in tanktruck or packaged insteel drums.

Technical requirement

?

Measuring Items

Limits


Premium product

Superior product

Qualified  product

Chrominance/APHA                        ≤

10

10

15

Density(p20)/(g/cm3)                       ≤

0.809-0.811

0.809-0.811

0.808-0.812

Boiling range(0℃,101.325kPa)/℃   ≤

1.0

2.0

3.0

n-butanol,w/%                                 ≤

99.5

99.0

98.0

Sulfuric acid chromotest/APHA       ≤

20

40

-

Acidity (as acetic acid),w/%          ≤

0.003

0.005

0.01

Moisture,w/%                                ≤

0.1

0.1

0.2

Evaporation residue,w/%              ≤

0.003

0.005

0.01




Use to

It is used for the production of n-butyl acetate,dibutyl phthalate and phosphoric acid plasticizers, the production of melamine resins, acrylic acids, epoxy varnishes, and the production of n-butyl esterplasticizers for phthalic acid, aliphatic binary acids and phosphoric acid. It iswidely used in various plastics and rubber products. It is also a raw materialfor the production of butyraldehyde, butyric acid, butylamine and butyl lactatein organic synthesis. It is an extractant for oils, medicines (such asantibiotics, hormones and vitamins), spices and additives for alkyd resincoatings. And it can also be used as a solvent and dewaxing agent for organicdyes and printing ink.