Stroma:Acetic Acid

Form:Liquid

Storage conditions:Store in cool, airtight and dark condition.

Applications:Environmental monitoring.

Matters needing attention:Before use, it should be kept at a constant temperature of 20±4°C and shaken sufficiently to ensure uniformity. Close the bottle cap tightly and seal it in the box after use. Strictly prevent contamination during use. It evaporates with water, once opened, please use it up as soon as possible.

Reference material:2015 2020 Chinese Pharmacopoeia fourth edition.

Physical and chemical properties:Bright Green (Brilliant Green), also known as alkaline brilliant green, brilliant green, fast green. It is a basic dye. It is usually used as an acidic sulfate, which is a fine glowing golden crystal, soluble in water and alcohol, and is green. Red-brown powder. It is easily soluble in water and is a green solution. Adding hydrochloric acid turns to yellow-brown. After Calculated as, it gradually fades. Adding sodium hydroxide almost all fades and precipitates dark purple precipitate. Melting point 288 ℃ (decomposition), maximum absorption wavelength 630(422)nm. Half lethal dose (rat, oral)>2 g/kg. Slurry stain. Animal tissue staining. Compared with iron hematoxylin or other nuclear dyes. Cytoplasmic and fiber staining in plant histology. Colored pollen tube with acid fuchsin. Keep sealed in a dry place.