Naphthol Green B (C.I. 10020) Indicator 25Grm
indicator
Manufacturer: Merck
Catalog ID: 101306.0025
Stock: In Stock
Description
| Catalogue Number | 101306 |
| Synonyms | Green acid 1 |
Product Information
| CAS number | 19381-50-1 |
| EC number | 243-010-2 |
| Hill Formula | C₃₀H₁₅FeN₃Na₃O₁₅S₃ |
| Molar Mass | 878.46 g/mol |
| HS Code | 3204 19 00 |
Physicochemical Information
| pH value | 9.3 (10 g/l, H₂O, 20 °C) |
| Bulk density | 620 kg/m3 |
| Solubility | 160 g/l |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Identity (UV/VIS-Spectrum) | passes test |
| Absorption maximum λmax. (water) | 710 - 720 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.05g/l; water; calc. on dried substance) | ≥ 100 |
| Loss on Drying (105°C) | ≤ 10 % |
