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Certificate of Analysis

Product:	Trichrome Stain (Masson) Pack Aniline Blue
Code:	HS773-AB
Lot:	230561
Issue Number:	1
Issue Date:	20/06/2023
Expiry Date:	2024/09
Date of Production:	23/05/2023
Storage:	HS773-AB consists of a pack of reagents suitable for differentiating collagen from muscle tissue in frozen and paraffin sectioned tissue samples with a counterstain of aniline blue.

Kit components:

Product:	Ponceau Fuchsin (Masson)
Code:	HS670
Lot:	221115
Issue Date:	06/12/2022
Expiry Date:	2024/11
Date of Production:	09/11/2022
HS670 is a deep red aqueous solution of Ponceau de Xylidine and Acid Fuchsin in 1% acetic acid which is used primarily as a Trichrome stain for differentiating collagen from muscle tissue.
This product has been checked against the current TCS specification for the following test(s):
		Result
Spectrophotometric analysis	SOP 6A.16	Conforms

Product:	Phosphotungstic Acid Solution (B)
Code:	HK020
Lot:	230559
Issue Date:	20/06/2023
Expiry Date:	2025/05
Date of Production:	23/05/2023
HK020 is an aqueous solution of phosphotungstic acid. It is a component in the Trichrome (Masson) Stain Pack HS773-AB or HS773-LG for differentiating collagen from muscle tissue in frozen and paraffin tissue samples with a counterstain of aniline blue or light green (Masson).
This product has been checked against the current TCS specification for the following test(s):
		Result
Visual QC check	SOP Manual 6	Conforms

Product:	Phosphomolybdic Acid Solution (C)
Code:	HK018
Lot:	230560
Issue Date:	20/06/2023
Expiry Date:	2025/05
Date of Production:	23/05/2023
HK018 is an aqueous solution of phosphomolybdic acid. It is a component in the Trichrome Stain (Masson) Pack HS773-AB or HS773-LG for differentiating collagen from muscle tissue in frozen and paraffin tissue samples with a counterstain of aniline blue or light green (Masson).
This product has been checked against the current TCS specification for the following test(s):
		Result
Visual QC check	SOP Manual 6	Conforms

Product:	Aniline Blue (Masson)
Code:	HS125
Lot:	220929
Issue Date:	20/10/2022
Expiry Date:	2024/09
Date of Production:	22/09/2022
HS125 is a dark blue aqueous solution of Aniline Blue in acetic acid.
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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