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…

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.

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).

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…

Concentration: 16% w/v Composition: Water 77.04%, Formaldehyde 16.34%, Methyl Alcohol 6.62% Density: 1.03 Color: Colorless liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months Storage: Ambient Chemical: 4L DOT: NOT REGULATED.

Microfiltered-ready to use.

CAS: 50-00-0 EC No: 200-001-8 MDL No: MFCD00003274 RTECS: LP8925000 UN No: UN1198; Haz Class: 3 (8); Packing Group: III Liquid Linear Formula: HCHO MW: 30.03 Flash Point: 64°C (147°F) Density (g/mL): 1.09 Refractive Index: 1.376

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

Synonym(s): IEF-Marker fluorescent pI 7.6 MDL Number: MFCD03099330 Storage: 2-8°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…

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…

25 μg/mL in acetonitrile: water, analytical standard Empirical Formula: 13 C₃₄H₅₉NO₁₅ Formula Weight: 755.58 Linear Formula: 13 C₃₄H₅₉NO₁₅ Storage: −20°C RIDADR: UN 1648 3 / PGII

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

For volatile acids

Synonym(s): IEF-Marker fluorescent pI 9.5 MDL Number: MFCD03099334 Storage: 2-8°C

Used to determine free chlorine in the presence of manganese, chloramines and other interfering oxidants. Approximately 100 tests.

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

ISIon Selective Electrode (ISE) standard solutions for laboratory analyses ISE Standard Solution. Fluoride, 10.0 mg/L ±0.2 mg/L as F- (NIST). 500 mL bottle Traceable to NIST standard reference materials Design for use with Hach meters portfolio and other meters. Reliable packaging

Synonym(s): Deuterated formaldehyde; Formalin-d₂ Empirical Formula: CD₂O Linear Formula: DCDO Formula Weight: 32.04 MDL Number: MFCD00144373

APHA for BOD

Empirical Formula: CH₃NO Linear Formula: CH₃NO Formula Weight: 45.04 MDL Number: MFCD00007941