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…

Synonyms: Formalin CAS Number: 50-00-0 Formula: CH2O Formula Weight: 30.03 Linear Formula: HCHO MDL No.: MFCD00003274 Purity: 36.5-38.0% Density: 1.09 g/mL at 25 C(lit.) Refractive Index: n20/D 1.3765 Beilstein Registry Number: 1209228 UNSPSC Code: 12352114 General…

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.

Concentration: 37% Composition: Water 48%, Formaldehyde 37%, Methyl Alcohol 15% Grade: Purified Boiling Point: Approximately 96°C Density: 1.07 Molecular Weight: 30.03 g/mol Color: Colorless liquid Physical State: Liquid Flash Point: 60°C Solubility Information: Miscible Shelf…

Synonyms: Formalin Formula: HCHO Formula Weight: 30.03 CAS No.: 50-00-0 Density: 1.09 g/mL at 25 °C(lit.) Application: Formaldehyde is used as a denaturant in formaldehyde-agarose gel electrophoresis of RNA. A gel concentration of 2.2 M formaldehyde is typically used. The…

Composition: Water 93.34%, Copper Sulfate Pentahydrate 6.66% Boiling Point: Approximately 100°C Density: 1.04 Melting Point: Approximately 0°C Color: Blue liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient DOT: NOT REGULATED.

Filling solution for Polarographic Dissolved Oxygen probe, Potassium Chloride/Glycerine.

Concentration: 37% Aqueous Composition: Water 48%, Formaldehyde 36.99%, Methyl Alcohol 14.99%, Sodium Hydroxide 0.02% Boiling Point: Approximately 96°C Density: 1.1 Color: Colorless liquid Physical State: Liquid Flash Point: 60°C pH Range: 8.6 Solubility Information: Miscible Shelf…

Synonym(s): IEF-Marker fluorescent pI 2.1 MDL Number: MFCD03456832 Storage: 2-8°C

Concentration: 37% Aqueous Composition: Water 48%, Formaldehyde 37%, Methyl Alcohol 15% Grade: ACS Reagent Boiling Point: Approximately 96°C Density: 1.07 Molecular Weight: 30.03 g/mol Color: Colorless liquid Physical State: Liquid Flash Point: 60°C Solubility Information: Miscible…

Concentration: 10% v/v Composition: Water 93.49%, Formaldehyde 3.90%, Methyl Alcohol 1.58%, Sodium Phosphate Dibasic 0.64%, Sodium Phosphate, Monobasic Monohydrate 0.39% Density: 1.02 Color: Colorless liquid Physical State: Liquid pH Range: 7 Solubility Information: Miscible Synonyms:…

Improved reagent for determination of Free Ammonia by the Indophenol method. Replaces 2877336. Requires new procedure and instrument software update. Hach Method 10201 4mL self contained dropper bottle (SCDB).

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

FeCl₃•6H₂O CAS#: 10025-77-1 F.W.: 270.30 Reagent Grade

Composition: Water 59.52%, Potassium Sodium Tartrate Tetrahydrate 28.16%, Sodium Hydroxide 12.32% Boiling Point: Approximately 101°C Density: 1.25 Color: Colorless liquid Physical State: Liquid Solubility Information: Miscible Synonyms: Fehling's Solution B Shelf Life: 24 Months …

Synonym(s): IEF-Marker fluorescent pI 7.2 MDL Number: MFCD03099329 Storage: 2-8°C

Microfiltered-ready to use.

APHA, High Range COD

Gelman Sciences Supor S-Pack contains 0.2-µm, 47-mm membrane filters designed for the Membrane Filtration technique. Membranes have superior retention characteristics and flow rate. Membranes work well for isolating and enumerating Pseudomonas sp., especially stressed organisms from process water…

Fluoride standard solution traceable to SRM from NIST NaF in H2O 1000 mg/l F Certipur®.

Composition: Water 59.69%, Hydrochloric Acid 17.05%, Ethyl Alcohol 16.88%, Cupric Chloride Dihydrate 4.88%, Methyl Alcohol 0.71%, Methyl Isobutyl Ketone 0.38%, Ethyl Acetate 0.26%, Petroleum Ether 0.16% Density: 1.0784 Color: Green liquid Physical State: Liquid Solubility Information:…

for fluorescence, ≥95.0% (HPLC) Purity: ≥95.0% (HPLC) Storage: 2-8°C