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Certificate of Analysis

Product:	Cold ZN - Kinyoun Stain Pack
Code:	HS805-MG
Lot:	220446
Issue Number:	2
Issue Date:	28/09/2022
Expiry Date:	2023/09
Date of Production:	26/04/2022
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:	211249
Issue Date:	28/09/2022
Expiry Date:	2024/12
Date of Production:	16/12/2021
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:	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:	Malachite Green (ZN)
Code:	HS435
Lot:	211261
Issue Date:	23/12/2021
Expiry Date:	2023/09
Date of Production:	22/12/2021
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.
Notes: Certificate will be updated with additional testing results when these are available. Check our website for Dyes and Stains certificate updates.
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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