Methylene Blue

CAS: 122965-43-9 EC No: 200-515-2 MDL No: MFCD00150006 RTECS: SO5600000 Powder Molecular Formula: C₁₆H₁₈ClN₃S·xH₂O MW: 319.85 (anhydrous) Melting Point: 180° (decomposes)

C₁₆H₁₈N₃ClS•3H₂O CAS#: 7220-79-3 F.W.: 373.91

Methylene Blue is a recommended stain for agarose gels when recovery of DNA is required. The benefit of using methylene blue (rather than ethidium bromide) is the ability to use a white light box for visualization and photography in place of a UV light box. Using a white light box eliminates…

certified by the Biological Stain Commission Synonym(s): Basic Blue 9; 3,7-bis(Dimethylamino)phenazathionium chloride; Tetramethylthionine chloride Amino Acid Sequence: Empirical Formula: C₁₆H₁₈ClN₃S -+ 3H₂O Formula Weight: 373.90 Linear…

For Acid Fast Stain procedure, and other uses. An aqueous solution of methylene blue.

Synonym(s): C.I. 52015, Basic Blue 9 Formula: C16H18ClN3S 3H2O Formula weight: 373.90 (319.86anhy) CAS Number: 7220-79-3 Harmonized Tariff Code:  3204.13 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly…

… The Methylene Blue Method References: USEPA Methods for Chemical Analysis of Water and Wastes, Method 376.2 (1983). APHA Standard Methods, 21st ed., Method 4500-S 2 -D (2005). CHEMetrics test kits measure total acid soluble sulfides and employ the methylene blue methodology.…

European Pharmacopoeia (EP) Reference Standard Synonym(s): Methylene Blue hydrate Empirical Formula: C₁₆H₁₈ClN₃S -+ xH₂O Formula Weight: 319.85 (anhydrous basis) Linear Formula: C₁₆H₁₈ClN₃S -+ xH₂O …

For Surfactant Analysis Formula: Mixture  

APHA, USP, TS

meets analytical specification of BP 73 Synonym(s): Methylene Blue hydrate; Methylthionini chloridum Empirical Formula: C₁₆H₁₈ClN₃S -+ xH₂O Formula Weight: 319.85 (anhydrous basis) Linear Formula: C₁₆H₁₈ClN₃S…

Formula: C₁₆H₁₈ClN₃S•3H₂O Formula Weight: 373.91 CAS Number: 7220-79-3 Synonym(s): 3,7-bis(dimethylamino)phenazathionium chloride

≥95% (calc. to the dried substance) Empirical Formula: C₁₆H₁₈ClN₃S -+ xH₂O Formula Weight: 319.85 (anhydrous basis) Linear Formula: C₁₆H₁₈ClN₃S -+ xH₂O MDL Number: MFCD00150006 Purity: …

Counterstain for use with Carbol Fuchsin Stain for the identification of AFB Sold as .5 units of Solution A and .5 units of Solution B

1.4 % (w/v) in 95% ethanol Empirical Formula: C₁₆H₁₈ClN₃S Formula Weight: 319.85 Linear Formula: C₁₆H₁₈ClN₃S MDL Number: MFCD00012111 RIDADR: UN 1170C 3 / PGII

Used to examine metachromic granules in C. diphtheriae, screening bacteria in CSF, or for enumeration of fecal leukocytes.