Items

Specification

Results

Content 

>= 99.9%

99.96%

Chroma Pt-Co

<=10

5

Density20.Cg/cm3

0.780-0.785

0.783

Acidacetic acid

<=0.005%

0.0015%

Ammonia

<=0.0006%

0.00005%

Hydrocyanic acid

<=0.001%

0.00025%

Acetone

<=0.005%

0.005%

Acrylonitrile

<=0.0025%

0.0005%

Propionitrile

<=0.063%

0.02%

Fe  m/m

<=0.00005%

0.000002%

Cu  m/m

<=0.00005%

0.000003%

Water                         

<=0.03%     

0.0021%

CONCLUSION:

Confirms with the Standard

Analyst:             Checker:                   Supervisor:

Items

Standard

Results

Appearance

Clear colorless

Clear colorless

Assay(by GC) 

>= 99.9%

>= 99.9%

Color(APHA)

<=10

5

Water(by KF)

mg/kg                     

<=100     

36

Residue after Evaporation mg/kg

<=2.0

0.2

Titratable Acid 

meq/g

<=0.0008%

0.0002%

Titratable Base

meq/g

<=0.0006%

0.0001%

UV Absorbance(1.00-cm cell vs.water)

At190nm

<=1.00

0.4151

At200nm

<=0.05

0.0143

At210nm

<=0.03

0.0104

At220nm

<=0.01

0.0086

At254nm

<=0.005

0.0007

Gradient Elution

P.T

P.T

Fluorescence trace impurities

P.T

P.T

Density25.C

g/ml

0.775-0.780

0.778

Distillation range

81-82

81-82

Refractive index(25C)

1.344

1.344

CONCLUSION: 

Confirms with the Standard

Analyst:             Checker:                   Supervisor: