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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

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
Chromosome Techniques: Theory and Practice (2014)
Kamelija Zarkovic et al.
Redox biology, 4, 109-117 (2015-01-02)
Vascular aging is associated with structural and functional modifications of the arteries, and by an increase in arterial wall thickening in the intima and the media, mainly resulting from structural modifications of the extracellular matrix (ECM) components. Among the factors
Kei Sakamoto et al.
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
Juan Du et al.
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
Sergio Pimpinelli et al.
Cold Spring Harbor protocols, 2010(3), pdb-pdb (2010-03-03)
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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