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Certificate of Analysis

Product:	Rapid Romanowsky Stain Pack
Code:	HS705
Lot:	221229
Issue Number:	2
Issue Date:	08/03/2023
Expiry Date:	2025/09
Date of Production:	28/12/2022
Storage:	Store in a cool, dry, well-ventilated place.
HS705 is a pack of reagents which are suitable for use in the Rapid Romanowsky stain technique in haematology and cytology.

Kit components:

Product:	Rapid Romanowsky Stain Solution A
Code:	HS705A
Lot:	220939
Issue Date:	08/11/2022
Expiry Date:	2025/09
Date of Production:	28/09/2022
HS705A is an alcoholic solution of Azur I (CI 52010) and methanol which is suitable for use as a fixative in Rapid Romanowsky stain techniques in haematology and cytology.
SOP 6A.0 tests carried out in conjunction with HS705B and HS705C
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

Product:	Rapid Romanowsky Stain Solution B
Code:	HS705B
Lot:	221105
Issue Date:	31/01/2023
Expiry Date:	2025/11
Date of Production:	07/11/2022
HS705B is an aqueous solution of Eosin Y together with Phosphate Buffer Salts which is suitable for use as a part of a Rapid Romanowsky stain technique in haematology and cytology.
SOP 6A.0 tests carried out in conjunction with HS705A and HS705C
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

Product:	Rapid Romanowsky Stain Solution C
Code:	HS705C
Lot:	221106
Issue Date:	31/01/2023
Expiry Date:	2025/11
Date of Production:	07/11/2022
HS705C is an aqueous solution of Azur II together with phosphate buffer salts which is suitable for use as a part of a Rapid Romanowsky stain technique in haematology and cytology.
SOP 6A.0 tests carried out in conjunction with HS705A and HS705B
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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