ITEMS OF ANALYSIS

SPECIFICATION

RESULTS

testing method

APPEARANCE:

WHITE FLAKES

PASSED

IN HOUSE #PSB01

MELTING POINT:

121-123℃

122.3

GB/T 617

ASSAY (%):

99.50MIN

99.56

GC IN HOUSE #PSB02

LOSS ON DRYING (%):

0.1MAX

0.03

GB1901-2005

COLOR (HAZEN):

20MAX

18

GB/T 3143

HEAVY METAL (AS Pb) (PPM):

10MAX

2

IN HOUSE # PSB 04

CHLORIDE(AS Cl) (PPM):

200MAX

50

IN HOUSE # PSB 05

ARSENIC (AS AS) (PPM):

2MAX

2

IN HOUSE # PSB 06

HALOGEN, HALOGENIDE(PPM)

300MAX

200PPM

EN14582：2007

PHTHALIC ACID

PASSED

PASSED

EN14372：2004

RESUDUE ON IGNITION(%):

0.05MAX

0.03

GB 1901-2005

CONCLUSION:

CONFORM TO TECH GRADE