High-purity Basic flavine O, cas:2465-27-2 EINECS Code Basic Yellow 2 in stock
It has a mild irritating effect on the mucous membranes of the skin and can cause dermatitis, conjunctivitis and upper respiratory tract irritation. Bladder cancer has been reported in workers who produced alkaline cough yellow. However, no bladder cancer was reported in workers who used alkaline cough yellow. Therefore, it is believed that the carcinogenic substance may be an intermediate of cough yellow. No cases of poisoning have been reported in China. See Toxicological Data.
Health examinations every two years, including dermatology and internal medicine. Routine blood, urine and chest X-ray
Occupational contraindications Patients with chronic respiratory disease should not perform this operation. 
Safety and labour protection pennants
(1) Engineering control containment system and ventilation.
(2) Fire prevention and explosion prevention measures: contact with flammable liquids is prohibited. Fire fighting and fire extinguishing methods: use water spray, carbon dioxide, dry powder, appropriate foam fire extinguishing agent.
(3) Caution for storage and transportation: Store in a cool, ventilated room. Store separately from oxidizer.
(4) Personal protective measures: Ventilation, local exhaust. Skin protection: Wear protective gloves and protective clothing. Eye protection: Wear safety goggles. Ingestion protection: Do not eat, drink or smoke while working. The industrial production method is produced by the condensation of N,N-dimethylaniline and formaldehyde, distillation, crystallization and purification, sulfur, ammonization of urea and ammonium chloride at 150-160℃, filtration and drying of the finished product. Raw material consumption (kg, t) N,N-dimethylaniline (98%) 110 formaldehyde (37%) 460 urea 700 sulphur (99%) 350 ammonium chloride 630 p-aminobenzenesulfonic acid (100%)
|Shipping time by Sea (Just for reference)|
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|South America||25~35 days||WestAfrica||30~60 days||MiddleEast||15~30 days||East Asia||2~3 days|
|Middle America||20~35 days||EestAfrica||23~30 days||Ocenia||15~20 days||South Asia||10~25 days|