Formaldehyde 3.8 - 4.2% pH 7.0 +/- 0.2

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

Filling solution for electrode reference element, Potassium Chloride (KCl), Saturated.

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…

ACS reagent, 37 wt. % in H₂O, contains 10-15% Methanol as stabilizer (to prevent polymerization) Synonym(s): Formalin Empirical Formula: CH₂O Formula Weight: 30.03 Linear Formula: HCHO MDL Number: MFCD00003274 Purity: 36.5-38.0% Density: …

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…

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:…

If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. These solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator…

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.

APHA, High Range COD

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…

APHA for BOD

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

Item Number: 184 CAS Number: Mixture RTECS: Not applicable TSCA: TSCA 8(b) inventory: Water; Bromine; Hydrochloric acid; Phosphoric Acid FOLIN-CIOCALTEAU PHENOL TS, USP TEST SOLUTION is a mixture of phosphomolybdate and phosphotungstate. It is a reagent that measures…

stabilized with methanol, ~37 wt. % in H₂O, analytical standard Synonym(s): Formalin Empirical Formula: CH₂O Formula Weight: 30.03 Linear Formula: HCHO MDL Number: MFCD00003274 Density: 1.09 g/mL at 25 °C(lit.) Storage: room…

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…

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

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 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): Formalin Empirical Formula: CH₂O Linear Formula: HCHO Formula Weight: 30.03 MDL Number: MFCD00003274 Density: 1.09 g/mL at 20 °C; 1.09 g/mL at 25 °C(lit.) Storage: room temp Beilstein Registry Number: 1209228