Quality Control Data 1

Method

Typical values

Relative density *0 /*0°C2

ISO ***9 (Part 2) : ***2

1.***3 min

1.***2

Refractive index n*0D2

APAG-GL***6 : ***8

1.***1 min

1.***7

Glycerine content %1

APAG-GL***9 : ***8

*9.5 min

*9.8

Colour APHA1

ASTM D***9 : ***3

*0 max

2.5

Fatty acids & esters 1

(ml 0.5N NaOH/*0g)

USP XXllI : ***5

1.0 max

0.*4

Sulphated ash %2

USP XXllI : ***5

0.*1 max

0.**4

Chlorides ppm Cl2

USP XXllI : ***5

*0 max

<  *0

Heavy metals ppm Pb2

USP XXlIl (Mtd 1) : ***5

5 max

<    5

Chlorinated compounds ppm Cl2

USP XXllI : ***5

*0 max

<  *0

Arsenic ppm2

USP XXllI : ***5

1.5 max

< 1.5

Sulphate ppm2

USP XXllI : ***5

*0 max

<  *0