A precision-engineered fine-adjustable constant pressure dropping funnel with scale, designed for controlled liquid addition in labs. Manufactured from high-quality borosilicate glass for excellent thermal and chemical resistance. 

✔ Fine - Adjustable Design – Enables precise liquid flow control. 

✔ Constant Pressure Structure – Ensures stable liquid addition under pressure. 

✔ Graduated Scale – Facilitates accurate liquid volume reading. 

✔ Borosilicate Glass – Offers excellent thermal shock and chemical resistance. 

✔ Secure Joints – Allows tight connection to lab apparatus.