Sigma Aldrich

Sigma Diagnostics™ Sigmacote™

Reacts with surface silanol groups on glass to produce a neutral, hydrophobic, microscopically thin film

Sigma Diagnostics™ Histopaque™-1077 Cell Separation Medium

Facilitates recovery of large numbers of viable lymphocytes and other mononuclear cells from small volumes of whole blood. Sigma-Aldrich™ Histopaque™-1077 is suitable for human lymphocyte antigen (HLA) typing and as the initial isolation step prior to enumeration of T, B, and 'null' lymphocytes.

Sigma Diagnostics™ Wright Stain, Modified

Used for differentially staining the cellular elements of blood

Sigma Diagnostics™ Poly-Prep Slides

Coated with poly-L-lysine for tissue section adhesion in routine histological uses

Sigma Diagnostics™ Silane-Prep Slides

Coated with silane (aminoalkylsilane)

Sigma Diagnostics™ Accuspin™ Histopaque™-1077 System

Employs centrifuge tubes specially designed with two chambers separated by a porous high-density polyethylene barrier (“frit”). Sigma-Aldrich™ ACCUSPIN™ - System-Histopaque™ -1077 System allows the addition of anticoagulated whole blood without risk of mixing with the separation medium.

Sigma Diagnostics™ Histopaque™-1083 Solution

Facilitates recovery of viable mononuclear cells from rats, mice, and other small mammals. Sigma-Aldrich™ Histopaque™-1083 is for R&D use only, not for drug, household, or other uses.

Sigma Diagnostics™ Wright-Giemsa Stain, Modified

Used in staining blood or bone marrow films

Sigma Diagnostics™ Iron Stain Kit

For histologic staining of iron in blood or bone marrow films

Sigma Diagnostics™ Giemsa stain, modified

Used in staining blood or bone marrow films

Sigma Diagnostics™ Fetal Hemoglobin Kit

For acid elution, semi-quantitative determination of fetal hemoglobin in blood smears

Sigma Diagnostics™ Silver Stain (Modified GMS) Kit

Intended for use in the histologic demonstration of fungi, basement membrane and some opportunistic organisms such as Pneumocystis carinii in tissue sections or smears

Sigma Diagnostics™ Hematoxylin Gill Solution

Nuclear stains intended for use in histology and cytology

Sigma Diagnostics™ Bouin's Solution

Fixative for preserving soft and delicate structures

Sigma Diagnostics™ Eosin Y Solution, alcoholic

General-purpose cytoplasmic counterstain

Sigma Diagnostics™ Jenner's Stain

Certified by Biological Stain Commission

Glutaraldehyde Solution, 4% in borate buffer, Sigma-Aldrich™

CAS: 111-30-8 Molecular Formula: C5H8O2 Molecular Weight (g/mol): 100.117 InChI Key: SXRSQZLOMIGNAQ-UHFFFAOYSA-N Synonym: glutaraldehyde, glutaral, glutaric dialdehyde, cidex, glutardialdehyde, 1,5-pentanedial, sonacide, glutarol, aldesan, glutaric aldehyde PubChem CID: 3485 ChEBI: CHEBI:64276 IUPAC Name: pentanedial SMILES: C(CC=O)CC=O

Sigma Diagnostics™ Eosin Y Solution, Alcoholic with Phloxine

General-purpose cytoplasmic counterstain

Sigma Diagnostics™ Eosin Y Solution, aqueous

General purpose cytoplasmic counterstain

Sigma Diagnostics™ Papanicolaou Stains

For routine diagnostic cytology to aid in the identification and classification of exfoliative cells

Sigma Diagnostics™ Acid Phosphatase, Leukocyte (TRAP) Kit

Demonstrates acid phsophatase and tartrate resistant acid phosphatase (TRAP) in blood, marrow or tissue touch

Sigma Diagnostics™ May-Grunwald Stain

For differential staining of cellular elements of blood

Sigma Diagnostics™ Gold chloride solution

Used for the toning of sections stained with the Silver Methanamine procedure

Sigma Diagnostics™ Crystal Violet Solution

For Gram's staining of heat-fixed films and tissue

Sigma Diagnostics™ TRAP Solutions

For use in Sigma Acid Phosphatase (TRAP) Procedure Kit 386 and 387

Sigma Diagnostics™ Scott's Tap Water Substitute Concentrate

Use as a “blueing reagent” in hematoxylin and eosin staining procedures

Sigma Diagnostics™ Differentiation Solution

For regressive hematoxylin stains

Sigma Diagnostics™ Hank's Balanced Salt Solution

Modified without of calcium, magnesium or sodium bicarbonate