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Certificate of Analysis

Product:	Amyloid Stain Kit - Puchtler
Code:	HS202
Lot:	250112
Issue Number:	1
Issue Date:	16/01/2025
Expiry Date:	2027/01
Date of Production:	13/01/2025
Storage:	Store in a cool, dry, well-ventilated place.
HS202 consists of a pack of reagents suitable for the demonstration of amyloid deposits in tissue samples.
Notes: Certificate will be updated with additional testing results for HS200 when these are available. Check our website for Dyes and Stains certificate updates.

Kit components:

Product:	Sodium Chloride Solution Alcoholic (A)
Code:	HK026
Lot:	250110
Issue Date:	13/02/2025
Expiry Date:	2027/01
Date of Production:	13/01/2025
HK026 is an alcoholic solution of sodium chloride. It is a component in the Amyloid Stain Kit (Puchtler's Modification) HS202 for the demonstration of amyloid deposits in tissue samples.
This product has been checked against the current TCS specification for the following test(s):
		Result
Visual QC check	SOP Manual 6	Conforms

Product:	Sodium Hydroxide 1% Aqueous (B)
Code:	HK030
Lot:	250111
Issue Date:	16/01/2025
Expiry Date:	2027/01
Date of Production:	13/01/2025
HK030 is an aqueous solution of sodium hydroxide. It is a component in the Amyloid Stain Kit (Puchtler's Modification) HS202 for the demonstration of amyloid deposits in tissue samples.
This product has been checked against the current TCS specification for the following test(s):
		Result
Visual QC check	SOP Manual 6	Conforms

Product:	Amyloid Stain (Puchtler) Congo Red Stock Solution
Code:	HS200
Lot:	250109
Issue Date:	18/06/2025
Expiry Date:	2028/01
Date of Production:	14/01/2025
HS200 is an alcoholic saline solution of Congo Red. It may be used in the histological staining of amyloid deposits in tissue samples.
This product has been checked against the current TCS specification for the following test(s):
		Result
Spectrophotometric analysis	SOP 6A.16	Conforms
Stain intensity	SOP 6A.0	Conforms
Stain colour	SOP 6A.0	Conforms
Background	SOP 6A.0	Conforms
Absence of precipitate	SOP 6A.0	Conforms
Uniform staining	SOP 6A.0	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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