Microfiltered with a 0.45 micron membrane; suitable as an EM fixative when a methanol free solution is not necessary. HCHO Formula Weight: 30.03   CAS #: 50-00-0

2N Standardized   CAS #: 1310-73-2 UN#: UN1824 Carbonate-free. This solution is prepared from ACS Reagent grade sodium hydroxide, and is standardized colormetrically against potassium biphthalate primary reference material. Normal Concentration 1.98-2.02

Buffered with Sodium Acetate in accordance with the A.F.I.P. manual of Histology. Filtered and ready-to-use. pH: pH 6.0 to ph 7.1 at 20°C.

Microfiltered-ready to use.

(3,3',4,4'-Biphenyltetramin) Formula: C₁₂H₁₄N₄   Formula Weight: 214.27   CAS #: 91-95-2 Melting Point: 173°C Used as an ultrastructural protein tracer for immuno-cytochemistry. A possible carcinogen.

Poly-L-lysine with a molecular weight of >70,000. This solution is useful in promoting cell adhesion to solid substrates. Used for nuclear antigen-coated red cells in hymolytic plaque assay. CAS #: 25988-63-0

25% Alcohol, 75% Diethyl Ether in Pyroxylin CAS #: 9004-70-0

Highly purified nitrocellulose (parlodion strip) in glass distilled amyl acetate. Useful for forming a negative replica to very fine detail. Two types are available: Our sterile formula which is filtered down to 0.45 micron and our non-sterile formula.

Formula: C₁₂H₁₄N₄·4HCl   Formula Weight: 360.12   CAS #: 7411-49-6 Melting Point: 300°C Used for histochemical localization of peroxidase with DAB and in immunocytochemistry. Sternberger, et.al., J. Histochem,…

Buffered with phosphate in accordance with the A.f.I.P. manual of Histology. Filtered and ready-to-use. CAS #: 50-00-0, 67-56-1, 7732-18-5 pH: 6.9 to 7.1 at 25°C.

Stainless Steel Scissors with two heavy blunt points; 7" (178mm) long.

Formula: NH₄OH   Formula Weight: 35.05   CAS #: 1336-21-6 UN#: UN2672 Specific Gravity: 0.91. Assay:   28-30%

Paraformaldehyde – methanol free solution. A more efficient and rapid penetrant fixative used in combination with Glutaraldehyde and Acrolein fixatives. Easy to break, prescored, 10 ml ampoules sealed under inert gas, or 100 ml bottles. In addition to our complete line of Formaldehyde…

Premixed, prebuffered fixatives, that are pH adjusted for immediate laboratory use. They are freshly prepared upon receipt of order to ensure maximum shelf life. The fixatives are filled in 20 ml glass vials (10 ml/vial). This allows for the immediate fixation of your specimens without costly and…

The Electron Microscopy Sciences non-buffered formalin is suitable for research and laboratory use. It is mainly used as a fixative for light microscopy. It is also used for routine tissue processing and long-term tissue storage. Application: For Laboratory Chemicals

N-Benzyl-N, N-Dimethylamine Formula: C₆H₅CH₂N(CH₃)₂   Formula Weight: 135.21   CAS #: 103-83-3 UN #: UN2619 Boiling Point: 177-180 °C An amine accelerator for polymerization of…

A polycation, which binds to DNA, red cell membranes and any negatively, charged proteins. It is useful for promoting cell adhesion; for the preparation of polycationic beads, useful in immobilization techniques; immobilization of membranes; immobilization of plant protoplasts. In cell culture,…