InChI
1S/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-11-14(3-8-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,25H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4/b24-23?,26-21-;;;;
InChI key
LZYGEJPERQQCIY-STNZDNLRSA-J
form
solid
composition
Dye, ≥80% spectrophotometric assay
pH
9.0 (20 °C, 10 g/L in H2O)
solubility
10 g/L
bulk density
660 kg/m3
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
Quality Level
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General description
The dry dye Ponceau S (C.I. 27195) for microscopy Certistain®, is used for the preparation of a staining solution for staining connective tissue in histological sections of human origin. As CERTISTAIN® dye it is chemically quality-certified according to highest standards and strict specifications.
Application
for microscopy Certistain®
Analysis Note
Dye content (spectrophotometrically): ≥ 80 %
Identity
- sodium:
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (water): 517 - 523 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water): 460 - 600
TLC-Test: passes test
Loss on drying (110 °C): ≤ 10 %
Suitability for microscopy: passes test
Identity
- sodium:
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (water): 517 - 523 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water): 460 - 600
TLC-Test: passes test
Loss on drying (110 °C): ≤ 10 %
Suitability for microscopy: passes test
Legal Information
CERTISTAIN is a registered trademark of Merck KGaA, Darmstadt, Germany
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
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