1. Active Ingredient

a. Common name of active ingredient  

: Ethephon

b. Chemical name    

: 2-chloroethylphosphonic acid (IUPAC)

c. Empirical formula

: C2H6ClO3P

d. Structural

:    

e. CAS number  

: 16672-87-0

f. Molecular weight      

: 144.5

2. Physical and chemical properties of technical Material

a.Colour

: White

b.Physical state      

: Waxy Solid

c.Melting point

: 74-75°C

d.Density or specific gravity      

: 1.98

e.Solubility in water                                                          

: Readily soluble in water

f.Solubility in Other Solvents

: Readily soluble in methanol,ethanol, isopropanol, acetone, ether and other polar organic solvents.

 Slightly soluble in non-polar solvents such as benzene and toluene.

g.PH range at which it is stable

: 1.5 -2.0.

h.Vapor pressure at 20°C      

: 5 mmHg at 20 degrees C

i.Stability (Oxidation and thermal)

: Stable to hydrolysis, to temperatures up to 400 ºC,  and to photolysis.

3. Name and address manufacturing company:

  Shenzhen Longshine Chemical Co., Ltd .

  2302, Wenshengzhongxin, Wenjin Plaza , Wenjin Road ,Luohu , Shenzhen , China

4. Purity (%)

: 85% min (373/TK/M/2, CIPAC)

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Impurities over 0.1%, methods of determination and identification, chromotograms

  of the analyses  made by both domestic and foreign reference laboratories:

1.)MEPHA: mono 2-chloroethyl ester, 2-chloroethyl phosphonic acid....... :2.00% Max.

2.)1,2-dichloroethane.............................. ...................................................:0.05 %Max.

3.)Water Insolubles....................................................................................:0.2%Max (MT 10.3 B, CIPAC F, p. 29)

4.)Moisture.................................................................................................:2.0%Max  (KFM Method)

5.)Other ingredient.....................................................................................:10.75% Max.

Analysis method: HPLC  

(We clarify that the above mentioned impurities are non-toxic.)

6Products

Packaging Specification

Ethephone 85% 91% tech

250KG per drum

Ethephone 48% SL

200Li pr drum, 20 L, 5L, 1L, and smaller packing.