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Certificate of Analysis

Product:	Ziehl-Neelsen Stain Pack
Code:	HS810-MB
Lot:	220351
Issue Number:	2
Issue Date:	28/09/2022
Expiry Date:	2024/12
Date of Production:	21/03/2022
Storage:	Store in a cool, dry, well-ventilated place.
HS810-MB consists of a pack of reagents suitable for carrying out the Ziehl-Neelsen stain for acid-fast bacilli with Methylene Blue Polychrome (Loeffler) as counterstain.

Kit components:

Product:	Carbol Fuchsin (Ziehl Neelsen)
Code:	HS170
Lot:	220275
Issue Date:	29/09/2022
Expiry Date:	2025/02
Date of Production:	24/02/2022
HS170 is an alcoholic solution of Basic Fuchsin, phenol and ethanol which is suitable for use as a counterstain in the standard ZN Stain technique for acid fast bacilli.
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.3	Conforms

Product:	ZN Decolouriser
Code:	HS787
Lot:	211247
Issue Date:	28/09/2022
Expiry Date:	2024/12
Date of Production:	16/12/2021
HS787 is an acidified alcoholic solution which is suitable for use as a decolouriser in the standard and cold ZN staining techniques for acid fast bacilli.
This product has been checked against the current TCS specification for the following test(s):
		Result
Functionality test	SOP 6A.3	Conforms
Visual QC check	SOP Manual 6	Conforms

Product:	Methylene Blue Polychrome (Loeffler)
Code:	HS515
Lot:	220353
Issue Date:	28/09/2022
Expiry Date:	2025/03
Date of Production:	21/03/2022
HS515 is an aqueous solution of Methylene Blue which is suitable for use as a counterstain in the Ziehl-Neelsen Stain and Kinyoun stain techniques for acid-fast bacilli. It may also be used for the identification of Bacillus anthracis.
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.3	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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