1.16316
Methyl blue (C.I. 42780)
for microscopy
Synonym(s):
Methyl blue (C.I. 42780), Methyl blue for microscopy and microbiology
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Select a Size
About This Item
Recommended Products
Quality Level
form
solid
potency
>5000 mg/kg LD50, oral (Rat)
composition
Dye, ≥60% spectrophotometric assay
pH
5.0 (20 °C, 10 g/L in H2O)
solubility
70 g/L
bulk density
670 kg/m3
εmax
675-1125 at 595-605 nm in 5 mM HCl at 0.01 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
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1 of 4
This Item | WHA67037511 | WHA67037510 | WHA67037521 |
---|---|---|---|
manufacturer/tradename Whatman 6703-7550, Whatman Article No. 28420126 (US reference) | manufacturer/tradename Whatman 6703-7511, Whatman Article No. 28420124 (US reference) | manufacturer/tradename Whatman 6703-7510, Whatman Article No. 28420123 (US reference) | manufacturer/tradename Whatman 6703-7521, Whatman Article No. 28420125 (US reference) |
material polypropylene housing, polypropylene membrane | material polypropylene housing, polypropylene membrane | material polypropylene housing, polypropylene membrane | material polypropylene housing, polypropylene membrane |
diam. 75 mm | diam. 75 mm | diam. 75 mm | diam. 75 mm |
pore size 5 μm | pore size 10 μm | pore size 1 μm | pore size 20 μm |
fitting inlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing, outlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing | fitting inlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing, outlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing | fitting inlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing, outlet Stepped barb for 10 to 12 mm (3/8 to 1/2 in.) tubing | fitting inlet Stepped barb for 6 to 10 mm (1/4 to 3/8 in.) tubing, outlet Stepped barb for 6 to 10 mm (1/4 to 3/8 in.) tubing |
sterility non-sterile | sterility non-sterile | sterility non-sterile | sterility non-sterile |
General description
Analysis Note
Identity
- sodium:
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (Hydrochloric acid 0.005 mol/l): 595 - 605 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; hydrochloric acid 0.005 mol/l): 675 - 1125
TLC-Test: passes test
Loss on drying (110 °C): ≤ 7 %
Suitability for microscopy: passes test
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 2
Flash Point(C)
> 300 °C - Pensky-Martens closed cup
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