CERTIFICATE OF ANALYSIS

INVOICE NUMBER:

YURUN-19325

QUANTITY:

54MT

BATCH NUMBER:

YURUN-19325

MANUFATURE DATE:

Mar.25,2019

PRODUCT NAME:

SODIUM METABISULPHITE FOOD GRADE

EXPIRE DATE:

Mar.24,2021

 PO NO :

PACKAGE :

25KG BAGS

INSPECTION RESULT

ITEMS

UNIT

STANDARD

RESULT

Na2S2O5

%

97, MIN

97.60

SO2

%

65,MIN

65.75

Iron (Fe)

PPM

30,MAX

19

Heavy Metals as Pb

PPM

5, MAX

3

Arsenic

PPM

1, MAX

0.8

PH value

4-4.6

4.5