1.06084
Methylthymol blue sodium salt
metal indicator
Synonym(s):
Methylthymol blue sodium salt
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| Size/SKU | Availability | Price |
|---|---|---|
1 g | Check Cart for Availability | $300.00 $225.00 |
5 g | Check Cart for Availability | $343.00 |
About This Item
$225.00
List Price$300.00Save 25%Product Name
Methylthymol blue sodium salt, metal indicator
Quality Segment
form
solid
loss
≤7% loss on drying, 50°C/ <1 hPa; 3h
pH
6.2 (20 °C, 10 g/L in H2O)
solubility
460 g/L
bulk density
570 kg/m3
Amax
430-450 nm (buffer pH 7.0), 602-606 nm (buffer pH 7.0)
storage temp.
2-30°C
SMILES string
[Na+].[Na+].[Na+].[Na+].[S]1(=O)(=O)OC(c4c1cccc4)(c3c(c(c(c(c3)C(C)C)O)CN(CC(=O)[O-])CC(=O)[O-])C)c2c(c(c(c(c2)C(C)C)O)CN(CC(=O)[O-])CC(=O)[O-])C
InChI
1S/C37H44N2O13S.4Na/c1-19(2)23-11-28(21(5)25(35(23)48)13-38(15-31(40)41)16-32(42)43)37(27-9-7-8-10-30(27)53(50,51)52-37)29-12-24(20(3)4)36(49)26(22(29)6)14-39(17-33(44)45)18-34(46)47;;;;/h7-12,19-20,48-49H,13-18H2,1-6H3,(H,40,41)(H,42,43)(H,44,45)(H,46,47);;;;/q;4*+1/p-4
InChI key
DIZZDZCUMBBRSG-UHFFFAOYSA-J
Analysis Note
Absorption maximum λ 1 (buffer pH 7.0): 602 - 606 nm
Absorption maximum λ 2 (buffer pH 7.0): 430 - 450 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.04 g/l; buffer pH 7.0; calc. on dried substance): ≥ 60
Spec. Absorptivity A 1%/1cm (λ2max; 0.04 g/l; buffer pH 7.0; calc. on dried substance): ≥ 85
Loss on drying (50 °C/ <1 hPa; 3h): ≤ 7%
Suitability as indicator (for metal titration): passes test
Storage Class
11 - Combustible Solids
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
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