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Certificate of Analysis

Product:	Cold ZN - Kinyoun Stain Pack
Code:	HS805-MG
Lot:	220924
Issue Number:	1
Issue Date:	06/12/2022
Expiry Date:	2024/09
Date of Production:	21/09/2022
Storage:	Store in a cool, dry, well-ventilated place.
HS805-MG consists of a pack of reagents suitable for carrying out the Cold Ziehl-Neelsen stain for acid-fast bacilli with Malachite Green (ZN) as counterstain.
Notes: Certificate will be updated with additional testing results for HS435 when these are available. Check our website for Dyes and Stains certificate updates.

Kit components:

Product:	Carbol Fuchsin (Kinyoun)
Code:	HS180
Lot:	220523
Issue Date:	28/09/2022
Expiry Date:	2025/05
Date of Production:	11/05/2022
HS180 is an aqueous/alcoholic solution of Basic Fuchsin, phenol and ethanol which is suitable for use as a counterstain in the 'Cold ZN' Kinyoun Staining 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:	220445
Issue Date:	28/09/2022
Expiry Date:	2025/04
Date of Production:	26/04/2022
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:	Malachite Green (ZN)
Code:	HS435
Lot:	220923
Issue Date:	20/10/2022
Expiry Date:	2024/09
Date of Production:	21/09/2022
HS435 is an aqueous solution of Malachite Green which is suitable for use as a counterstain in the Ziehl-Neelsen and Kinyoun stain techniques 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

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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