| 产品名称 : | PH9250 | 酸性品红 复红 酸性紫19 Fuchsin Acid CAS号:3244-88-0 |
| 产品品牌 : | 飞净 PHYGENE |
保存:常温运输与保存,有效期3年。
This product is Rosaniline (Rosaniline) sodium disulfonate and sodium trisulfonate, ammonium salt mixture, for green metallic luster of dark red powder or olive to dark olive green coarse powder or small pieces. 1g is soluble in 7ml water, slightly soluble in ethanol. Dilute aqueous solution is purplish red, very dilute aqueous solution (1:10 000) drops into concentrated sodium hydroxide solution and fade, but concentrated hydrochloric acid does not fade. Red to colorless pH is 12-14. Maximum absorption wavelength 540-545nm(10mg/L,0.01% hydrochloric acid). It's irritating. Colour Index Number 42685 for testing free chlorine, biological stains such as connective tissue and bacterial flagella. pH indicator.
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