Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

Safety Information

200190

Sigma-Aldrich

Tetrachrome Stain (MacNeal)

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

CAS Number:
81142-52-1
MDL number:
MFCD00134023
UNSPSC Code:
12171500
PubChem Substance ID:
329751969
NACRES:
NA.47

form

powder

Quality Level

100

λmax

524 nm
640 nm (2nd)

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].[Cl-].[Cl-].CN(C)c1ccc2nc3ccc(N)cc3[s+]c2c1.CN(C)c4ccc5nc6ccc(cc6[s+]c5c4)N(C)C.[O-]c7c(Br)cc8c(Oc9c(Br)c([O-])c(Br)cc9C8%10OC(=O)c%11ccccc%10%11)c7Br

InChI

1S/C20H8Br4O5.C16H18N3S.C14H14N3S.2ClH.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;1-18(2)11-5-7-13-15(9-11)20-16-10-12(19(3)4)6-8-14(16)17-13;1-17(2)10-4-6-12-14(8-10)18-13-7-9(15)3-5-11(13)16-12;;;;/h1-6,25-26H;5-10H,1-4H3;3-8H,15H2,1-2H3;2*1H;;/q;2*+1;;;2*+1/p-4

InChI key

QXEIULMZMFFXLM-UHFFFAOYSA-J

General description

Tetrachrome stain along with silver stain is used in MacNeal staining method. Tetrachrome stains nucleus blue and silver stain highlight calcification.

Biochem/physiol Actions

Tetrachrome Stain (MacNeal) has been used to stain mouse blood smears to readily identify several morphologically distinct cell types and lineages.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

200190-VAR:
200190-BULK:
200190-25G:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBN4518
MKBB7881
MKBX0003V
MKBK0620
00421CE

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Role of calcification inhibitors in the pathogenesis of vascular calcification in chronic kidney disease (CKD).
Moe SM
Kidney International, 67, 2295-2304 (2005)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service