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O7505

Sigma-Aldrich

Orcein

certified by the Biological Stain Commission, powder

Sinónimos:

Natural Red 28

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About This Item

Número de CAS:
1400-62-0
EC Number:
215-750-6
MDL number:
MFCD00062310
UNSPSC Code:
12171500
NACRES:
NA.47

product name

Orcein, synthetic, certified by the Biological Stain Commission

biological source

synthetic

Quality Level

200

grade

certified by the Biological Stain Commission

form

powder

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

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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Suitability

Certified for use in Darrow′s elastic fiber stain; Orcein method for hepatitis B surface antigen.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Sharma AK and Sharma A
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Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology, 41(8), 637-641 (2012-04-11)
A Rushton's hyaline body (HB) is a concretion occasionally found in odontogenic cysts. Unspecified substances produced by the lining epithelium or derived from blood components have been suggested as possible causes of HB formation, but the origin of HBs is
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Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences, 38(3), 318-320 (2006-06-17)
To compare the advantages and disadvantages of three staining methods of HBV. Normal Liver tissue and HBV-infected, HCV-infected, or dually infected (HBV and HCV) liver tissues were selected for this study. Formalin-fixed, paraffin-embedded sections (4 microm) were prepared. Each of
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In this protocol, larval brains from Drosophila are incubated in vitro with colchicine, treated with hypotonic solution, fixed, and squashed in aceto-orcein. This procedure provides a large number of well-spread metaphase figures (200-400 per brain) that can be analyzed for
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