Name | Specifications | Packing | Price | Delivery |
Metanil yellow | 高純級 | 25g | RMB 382.8 | Consulting service |
Metanil yellow | AR | 100g | RMB 151.8 | Consulting service |
Metanil yellow | AR | 25g | RMB 52.8 | Consulting service |
Metanil yellow | AR | 5g | RMB 30.8 | Consulting service |
項目 高純級
外觀Appearance 橙色粉末
紅外光譜鑒別Infrared spectrometry 和對照品匹配
純度Purity ≥98.0% (TLC)
干燥損失Loss on drying <10 % (105°C)
λ max 431 - 436 nm (水)
吸光率Absorpt. Ratio P-15/P+15 0.9 - 1.1
吸光度Specific abs. A (1%/1cm) >550 (λ max.)
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