| Product: | Potassium Permanganate (A) | | Code: | HK023 | | Lot: | 180177 | | Issue Date: | 15/01/2018 | | Expiry Date: | 2020/01 | | Date of Production: | 15/01/2018 | | HK023 is an acidified aqueous solution of potassium permanganate. It is a component in the Elastin Stain (Weigert) Pack HS242 for the demonstration of elastin fibres in tissue sections. | | This product has been checked against the current TCS specification for the following test(s): | | | | Result | | Visual QC check | SOP Manual 6 | Conforms |
| Product: | Oxalic Acid Solution 5% (B) | | Code: | HK016 | | Lot: | 180178 | | Issue Date: | 15/01/2018 | | Expiry Date: | 2020/01 | | Date of Production: | 15/01/2018 | | HK016 is an aqueous solution of oxalic acid. It is a component in the Elastin Stain (Weigert) Pack HS242 for the demonstration of elastin fibres in tissue sections. | | This product has been checked against the current TCS specification for the following test(s): | | | | Result | | Visual QC check | SOP Manual 6 | Conforms |
| Product: | Elastin Stain (Weigert) | | Code: | HS240 | | Lot: | 171104 | | Issue Date: | 14/11/2017 | | Expiry Date: | 2019/10 | | Date of Production: | 06/11/2017 | | HS240 is complex alcoholic solution with constituents including basic fuchsin, crystal violet, resorcinol and iron (III) chloride hexahydrate. It may be used in histological staining procedures to demonstrate elastin fibres in tissue sections. | | This product has been checked against the current TCS specification for the following test(s): | | | | Result | | Spectrophotometric analysis | SOP 6A.16 | Conforms |
| Product: | Van Gieson Stain | | Code: | HS780 | | Lot: | 180167 | | Issue Date: | 20/03/2018 | | Expiry Date: | 2019/10 | | Date of Production: | 11/01/2018 | | HS780 is an aqueous solution of Fuchsin acid (Acid Violet 19) and picric acid which is suitable for the demonstration of collagen in many techniques where Van Gieson stain is specified. | | 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 |
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TCS Biosciences Ltd 
