CONGO RED (C.I. 22120) INDICATOR REAG. PH EUR

Code: 1013400025 D2-231

Analysis Note

Appearance: Red-brown to brownishred powder, eventually with granular parts.Appearance of solution (1.0 gr/l; water): Almost clear to slightly turbid, redTransi...


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€103.50 EACH
€127.31 inc. VAT
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Analysis Note

Appearance: Red-brown to brownishred powder, eventually with granular parts.Appearance of solution (1.0 gr/l; water): Almost clear to slightly turbid, redTransition range: pH 3.0 - pH 5.2violet - orange-redLoss on drying (110 °C): ≤ 5 %Sensitivity test: passes test

Packaging

25 g in Glass bottle

agencyreag. Ph. Eur.
bulk density600‑700 kg/m3
coloralmost clear to slightly turbid red, 1.0g/L;water, red-brown
formpowder
InChI keyIQFVPQOLBLOTPF-UHFFFAOYSA-L
InChI1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2
loss≤5% loss on drying, 110°C
mp>360 °C
pH6.7 (20 °C, 10 g/L in H2O)
potency143 mg/kg LD50, oral (Rat)
Quality Level200
storage temp.2-30°C
vapor pressure﹤1 Pa
Cas Number573-58-0
Hazard Class6.1
Un Number2811
Pack GroupIII
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