Acid Orange II CI acid orange 7 belongs to the chemical dye industry and is mainly used in the dyeing of wool, leather, silk, nylon and paper. At the same time, it is a kind of indicator, which is often used in the staining of tissue sections in medicine.

Cangzhou Xincheng Weiye Chemical Co., Ltd is the reliable supplier of acid orange II with more than 26 years production experience. With more years development, our acid orange dyes has advantages of bright color, high dyeing ability and lower cost.

For your know more about our acid orange 7, we introduce features as below:

1. From the appearance, acid orange dyes look like orange powder;
2. Solubility: 1g of ingredients can be dissolved in 20ml of water. The solution is red-yellow, but it turns orange when it is dissolved in ethanol; the solution dissolved in hydrochloric acid produces a brownish-yellow precipitate, which is dark brown when mixed with sodium hydroxide Adding sulfuric acid is biased towards red texture, and orange-yellow precipitates appear when diluted;
3. The absorption wavelength is up to 484nm;
4. Introduction to the scope of application of Acid Orange II: acid-base indicator, pH change range 7.4 (amber) ~ 8.6 (orange); 10.2 (orange) ~ 11.8 (red); extraction and photometric determination of cationic surfactants; biological stains

Contact person: Miss Jessie Geng

Email:jessie@xcwychem.com

Mobilephone/Whatsapp: +86-13503270825