Supertek 10 ml Borosilicate Glass Test Tube With Rim Heat & Chemical Resistance (125 x 15 mm - Pack of 100) | Heat & Chemical Durability | Perfect for Any School, College & Laboratory

Excellent service superb packed Test tubes and high quality materials supplied for 630 indian rupees. Gratitude to YOU sir the proprietor of this business. These test tubes are finely made as state of the art way of fabrication. They're essential addition to my home chemistry laboratory. God bless You and all others associated in your factory and organisations. Thanks to Amazon also..