Sigma Aldrich

Sigma Diagnostics™ Sigmacote&trade

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

Sigma Diagnostics™ Wright Stain, Modified

Used for differentially staining the cellular elements of blood

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™ Silane-Prep Slides

Coated with silane (aminoalkylsilane)

Sigma Diagnostics™ Poly-Prep Slides

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

Sigma Diagnostics™ Phosphate buffer pH 7.2 at 25°C

For use as a buffer in various Romanowsky type staining procedures

Sigma Diagnostics™ Giemsa stain, modified

Used in staining blood or bone marrow films

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™ Peroxidase (Myeloperoxidase) Leukocyte Kit

Demonstrates polymorphonuclear cells in blood or bone marrow films

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™ Reticulocyte Stain

Used for the identification of reticulocytes in blood films

Sigma Diagnostics™ Fetal Hemoglobin Kit

Used for acid elution of adult hemoglobin and semi-quantitative determination of fetal hemoglobin in blood smears

Sigma Diagnostics™ Cresyl Violet acetate

For Nissl staining of paraffin sections of spinal cord and brain and to stain cartilage and mast cell granules

Sigma Diagnostics™ Alizarin Red S

Certified for use in Dahl's method for calcium

Sigma Diagnostics™ Poly-L-lysine Solution

Can be used in promoting cell adhesion to solid substrates

Sigma Diagnostics™ Jenner's Stain

Certified by Biological Stain Commission

Sigma Diagnostics™ Papanicolaou Stains

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

Sigma Diagnostics™ Eosin Y Solution, alcoholic

General-purpose cytoplasmic counterstain

Sigma Diagnostics™ May-Grunwald Stain

For differential staining of cellular elements of blood

Sigma Diagnostics™ Eosin Y Solution, aqueous

General purpose cytoplasmic counterstain

Sigma Diagnostics™ Leukocyte Alkaline Phosphatase Kit

Based on naphthol AS-MX phosphate and fast blue RR salt

Sigma Diagnostics™ Malachite Green Solution

Acts as both a counterstain and a differentiator

Sigma Diagnostics™ Amyloid Stain, Congo Red Kit

For use in the determination of amyloid in tissue sections

Sigma Diagnostics™ Eosin Y Solution, Alcoholic with Phloxine

General-purpose cytoplasmic counterstain