HEPES 500 G
Rp 12.364.000
Hotline (061) 6641391
Orcein (Cl Natural Red 28) is a versatile dye known for its exceptional staining properties, particularly for elastic fibres and lamellae in histological samples. With an absorption maximum of 575 nm in an aqueous solution at pH 9.2 and an emission maximum of 585-590 nm, Orcein is widely used in histology and cytology for its ability to highlight connective tissue elements
Product Name
Orcein, synthetic, certified by the BSC
biological source
synthetic
Quality Level
Agency
certified by the BSC
form
powder
technique(s)
microbe id | staining: suitable
solubility
1 M NaOH: 1 mg/mL
εmax
≥250% at 574-582 nm in NaOH at 0.01 M
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
N(c5c(cc(cc5C)O)O)C1=C(c2[c]([o][c]3c2C(=C(C(=O)C=3)Nc4c(cc(cc4C)O)O)C)=CC1=O)C
InChI
1S/C28H24N2O7/c1-11-5-15(31)7-17(33)25(11)29-27-13(3)23-21(9-19(27)35)37-22-10-20(36)28(14(4)24(22)23)30-26-12(2)6-16(32)8-18(26)34/h5-10,29-34H,1-4H3
InChI key
VPEASJIRGSVXBF-UHFFFAOYSA-N
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