Chlorfluazuron CAS NO.71422-67-8

Product Name

Chlorfluazuron

Chemical Name

6-difluoro-henyl amino carbonyl

CAS No.

71422-67-8

Appearance

White crystal powder

Specifications (COA)

min Water: 0.5% 

max Acidity: 0.2% max

Formulations

96%TC,5%EC

Prevention objects

2.Lepidoptera:American white moth, codling moth, Apple small leaf rollers, corn borer, small sugarcane borer, coffee leaf miner,Soybean Hornarmyworm 

3.Coleoptera: Grubs, semanotus bifasciatus, potato beetles,Longicorn beetle 

4.Diptera: Apple stoneflies, Hesse Gall Midge

Target crops

Cabbage, cruciferous vegetables, solanaceous fruit, fruits and vegetables, and legumes

Identification

A.H-NMR:Comply with the structure

Complies

B.LC-MS:Comply with the structure

Complies

C.The IR spectrum of sample should be identical with that of reference standard;

Complies

D.HPLC-ESI-MS

The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.

Complies

Crystallinity

meets the requirements.

Complies

Loss on drying

≤2.0%

0.19%

Heavy metals

≤10 ppm

<10ppm

Water

≤1.0%

0.1%

Sulphated ash

≤0.5%, determined on 1.0 g.

0.009%

Related substances

Unspecified impurities: for each impurity

≤0.10%

<0.10%

Total Impurity

≤0.5%

0.18%

Purity

≥99.0%

99.7%

Assay

99.0%~101.0% (anhydrous substance).

99.8%

Storage

Preserve in well-closed, light-resistant and airtight containers.

Complies