Manufacturers of pure nicotine liquid produce highly concentrated nicotine solutions specifically formulated for various industries, including pharmaceuticals, agriculture, and vaping. These manufacturers adhere to strict quality standards and regulatory requirements to ensure the purity and safety of their products. Some prominent manufacturers of pure nicotine liquid include Nicotine India, Supernic, and Inovogen Life Sciences. When choosing a manufacturer, it's essential to verify their reputation, certifications, and compliance with safety regulations. Additionally, proper handling and storage of pure nicotine liquid are crucial due to its potency and toxicity.