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Certificate of Analysis

Product:	Gram's Stain Pack
Code:	HS802-F
Lot:	240713
Issue Number:	1
Issue Date:	10/07/2024
Expiry Date:	2026/03
Date of Production:	08/07/2024
Storage:	Store in a cool, dry, well-ventilated place.
HS802-F consists of a pack of reagents suitable for use in the Gram's Stain technique with Carbol Fuchsin (Gram) as counterstain.

Kit components:

Product:	Crystal Violet (Gram)
Code:	HS230
Lot:	240503
Issue Date:	20/08/2024
Expiry Date:	2027/05
Date of Production:	02/05/2024
HS230 is a solution of crystal violet which is suitable for use in the Gram Stain technique.
This product has been checked against the current TCS specification for the following test(s):
		Result
Spectrophotometric analysis	SOP 6A.16	Conforms
Functionality test	SOP 6A.2	Conforms

Product:	Grams' Iodine Diluent
Code:	HS305X
Lot:	240712
Issue Date:	10/07/2024
Expiry Date:	2026/07
Date of Production:	08/07/2024
This product has been checked against the current TCS specification for the following test(s):
		Result
Visual QC check	SOP Manual 6	Conforms

Product:	Grams' Iodine Concentrate
Code:	HS305Y
Lot:	240343
Issue Date:	20/08/2024
Expiry Date:	2027/03
Date of Production:	19/03/2024
This product has been checked against the current TCS specification for the following test(s):
		Result
Functionality test	SOP 6A.2	Conforms
Iodine colour check	SOP 6A.17	Conforms

Product:	Gram's Decolouriser
Code:	HS310
Lot:	240341
Issue Date:	20/08/2024
Expiry Date:	2026/03
Date of Production:	18/03/2024
HS310 is a mixture of acetone and iso-propanol suitable for use as a decolouriser in the Gram Stain technique.
This product has been checked against the current TCS specification for the following test(s):
		Result
Functionality test	SOP 6A.2	Conforms
Visual QC check	SOP Manual 6	Conforms

Product:	Carbol Fuchsin (Gram)
Code:	HS160
Lot:	240511
Issue Date:	22/08/2024
Expiry Date:	2027/05
Date of Production:	08/05/2024
HS160 is an aqueous solution of Basic Fuchsin and phenol which is suitable for use as a counterstain in the Gram's Stain technique.
This product has been checked against the current TCS specification for the following test(s):
		Result
Spectrophotometric analysis	SOP 6A.16	Conforms
Functionality test	SOP 6A.2	Conforms

For professional use only.

Approved by QC.

TCS Biosciences Ltd - Quality Control Department TCS Biosciences Ltd
Botolph Claydon
Buckingham
MK18 2LR
United Kingdom

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