Fixatives
- Shelf Life is one year from date manufactured unless otherwise stated.
- Store at 15-30°C unless otherwise stated.
- H = Hazardous
Fixative |
Application |
Part# |
Formaldehyde |
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  Formaldehyde 37 – 40%, ACS | Concentrated formaldehyde with methyl alcohol stabilizer | 1089 |
  Formalin 10%, Phosphate Buffered     (Available in Vials) |
Traditional all purpose fixative | 1090 |
  Formalin 23%, Phosphate Buffered | Higher strength buffered formula for whole brain specimens | 1091 |
  Zinc Formalin, Unbuffered Zinc Sulfate | Excellent fixative to preserve nuclear detail | 1482 |
  Formalin, Alcoholic, 10/90 | Alcoholic formula for rapid penetration | 10932 |
  Formalin, Alcoholic, 20/80 | Alcoholic formula for rapid penetration | 10933 |
  Paraformaldehyde 10%, Buffered | Methyl alcohol free formaldehyde and electron microscopy | 13301 |
Hematopoetic Fixatives |
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  AZF  Fixative – Acetic Zinc Formalin    (Available in Vials) |
Proven substitute for hazardous mercury based fixatives | 1009 |
  B-5 Fixative Modified, Zinc Chloride | Mercury free formula for hematopoetic specimens | 1015 |
  Zenker Fixative, Modified, Zinc Chloride | Mercury free formula for hematopoetic specimens and mordant for PTAH stain | 1461 |
  Alcohol, Methanol Anhydrous, ACS | Blood smears | 12236 |
Specialty |
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  Bouin Fluid | Picric Acid based  fixative good for GI biopsies and as a mordant for trichrome staining | 1020 |
  Davidson (Hartmann’s) Fixative | Formalin alcohol acetic acid formula | 1045 |
  Lymph Node Grossing Aid | Special fixative to assist in the visualization of lymph nodes | 1093 |
  Hollande Fixative | Picric Acid based fixative good for GI biopsies | 1208 |
  Differential Stain Fixative | Methanol based fixative for metachromatic stain | 10523 |
  Formic Acid 96%, ACS | Post fixation inactivation of CJD virus | 10943 |
  Formalin 10%, in Saline | Floatation techniques for ova and parasites | 10912B |
EM |
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  Carson Modified Millonig Formalin | Classic Carson – Millonig buffer with NaOH | 12445 |
  Glutaraldehyde 50%, Reagent | Concentrated glutaraldehyde | 1123 |
  Zamboni Fixative | EM fixative with picric acid also has light microscopy applications | 1459 |
Cytology |
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  Saccomano Collection Fluid | Standard cytology fixative | 1361 |
Transport Media (Non Fixative) |
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  Michel Transport Medium    (Available in Vials) |
Preserves morphology & antigenicity during transport of tissues | 1242 |
  Michel Wash Solution | Used to rinse transport medium from tissue prior to freezing | 1243 |
Mercury Substitutes
AZF Fixative
(use: Excellent replacement for Mercury based fixative.) Working Solution. MERCURY FREE!
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- Shelf Life is 2 years from date of manufacture.
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Electron Microscopy
Carson Modified Millonig Formalin
(use: Light & Electron Microscopy)
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- Shelf Life is 2 years from date of manufacture.
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Glutaraldehyde 50%, Reagent Grade
(use: Electron Microscopy)
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- Shelf Life is 2 years from date of manufacture.
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FrozFix
Michel's Solution
Michel's Transport Medium Vial
(use: Preserves morphology & antigenicity during transport of tissues.)
Cytology
Other Fixatives
Zinc Formalin Fixative
(use: On auto processor or as a prefixative. Working solution. Replacement for Zinc Formalin Sensitizer in Steiner-Chapman Stain.)
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- Shelf Life is 2 years from date of manufacture.
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Hollande Fixative
(use: Recommended for GI Biopsies.)
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- Shelf Life is 2 years from date of manufacture.
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Differential Stain Fixative
Solution C of the Differential Stain Kit.
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- Shelf Life is 2 years from date of manufacture.
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Methanol Anhydrous, ACS
(use: Fixative for blood smears.)
Part numbers and pricing are located in our Alcohol Section, CLICK HERE
Wright Stain Fixative
See Methanol in our Alcohol Section.
Part numbers and pricing are located in our Alcohol Section, CLICK HERE
Bulk Volumes
Formalin 10%, in Saline
(use: Used in floatation techniques for ova and parasites.)
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- Shelf Life is 2 years from date of manufacture.
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Vials
Disposal Products


Formalex GREEN Formalin Neutralizer
Liquid Neutralizer for Formalin Waste. Easily and safely neutralize formalin waste to a non-hazardous, non-toxic solution for sink disposal. The improved formula eliminates any sludgy residue and does not require any pH adjustment. It contains no phosphates and is non-vapor forming. Use spray bottle for easy clean of small spills! (32 ounces of Formalex-Green will neutralize one gallon of spent formalin)