| Spending Type | : Consumable |
| Category | : Chemical Reagent |
| Type | : Classical Lab Chemicals |
| SKU | : 1.01340.0025 |
101340 Congo red (C.I. 22120) indikator Reag. Ph Eur
Simpan pada +5°C hingga +30°C.
| Identity (UV/VIS-Spectrum) | passes test |
| Appearance of solution (1 g/l; water) | passes test |
| Transition range | pH 3.0 - pH 5.2 violet - orange-red |
| Absorption maximum λ 1 max. (buffer pH 3.0) | 563 - 568 nm |
| Absorption maximum λ 2 max. (buffer pH 5.2) | 484 - 489 nm |
| Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.01 g/l; buffer pH 3.0; calc. on dried substances) | ≥ 150 |
| Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.01 g/l; buffer pH 5.2; calc. on dried substances) | ≥ 200 |
| Loss on drying (110 °C) | ≤ 5 % |
| Sensitivity test | passes test |
