鉻藍黑R

鉻藍黑R是一種化學物質,分子式是C20H13N2NaO5S。

基本信息

英文別名:C.I. 15705; C.I. Mordant Black 17; C.I. Mordant Black 17, monosodium salt (8CI); Calcon; 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid zinc salt; 3-Hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid, sodium salt;Eriochrome blue-black R; Mordant Black 17; Zinchrome R; calcon(R); 1(2-hydroxy-1-naphthylazo)2-*naphthol-4-sulfonic; sodium 3-hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulphonate; Mordant Black 17 (15705); CALCONE; Mordantblack; sodium (4E)-4-[(2-hydroxynaphthalen-1-yl)hydrazono]-3-oxo-3,4-dihydronaphthalene-1-sulfonate; sodium 3-hydroxy-4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate; sodium 3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalene-1-sulfonate CAS號:2538-85-4

性狀描述

棕黑色或深棕色粉末,溶於水和乙醇;水溶液呈紫色溶液,加鹽酸於水溶液中有棕色沉澱,醇溶液為藍紅色,濃硝酸溶液為黃色,氫氧化鈉溶液為棗紅色,硫酸液為藍色,用水稀釋析出紅色沉澱;最大吸收波長569nm。

用途說明

絡合指示劑;測定鈣、鎂、鎘、錳和鋅;螢光分析測鋁;測定水硬度

貯藏運輸

密封陰涼乾燥保存

危險說明

危險代碼:Xi

危險等級:36/37/38

安全等級:26-36

風險術語

R36/37/38:Irritating to eyes, respiratory system and skin. 刺激眼睛、呼吸系統和皮膚。

安全術語

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.不慎與眼睛接觸後,請立即用大量清水沖洗並徵求醫生意見。
S37/39:Wear suitable gloves and eye/face protection戴適當的手套和護目鏡或面具。

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