Pre-sale COA is not the latest batch

Product Name:	Citric acid	Catalogue Number:	GR-311
Batch Size:	N/A	Lot Number:	20230101
CAS Number:	77-92-9	Production Date:
Molecular Formula:	C6H8O7	Report Date:	2023-01-01
Molecular Weight:	192.12	Expiry Date:
		Storage:	Room temperature, Protected from light and Sealed

Test Items	Specifieation	Results
CHARACTERISTICS	COLORLESS OR WHITE CRYSTAL	COLORLESS OR WHITE CRYSTAL
IDENTIFICATION TEST	PASS THE TEST	PASS THE TEST
ASSAY	99.5-101.0%	99.91%
MOISTURE	7.5-9.0%	8.61%
SULPHATED ASH	≤0.1%	0.02
SULPHATE	≤150ppm	<30ppm
OXALATE	≤350ppm	<20ppm
CALCIUM	≤200ppm	<10ppm
HEAVY METALS	≤10ppm	<1ppm
IRON	≤50ppm	<1ppm
CHLORIDE	≤50ppm	<5ppm
READILY CARBURETED SUBSTANCE	STANDARD COLOUR	LESS THAN STANDARD COLOUR
BARIUM	PASS THE TEST	PASS THE TEST
BACTERIAL ENDOTOXIN	≤0.5	<0.5
ALUMINIUM	≤0.2ppm	<0.2ppm
ARSENIC		<0.1ppm
MERCURY		<0.01ppm
LEAD		<0.3ppm
ORGANIC VOLATILE IMPURITY		PASS THE TEST
TRIDODECYLAMINE		<0.1ppm
U.V. RADIATION ABSORPTION VALUE		PASS THE TEST

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Prepared by:	Reviewed by:	Aproved by General manager:
Date:	Date:	Date: