Specifications: The meteorologic balloons of 2000gms described in this specifications are used to carry radio sondes weighing about 2 KG. To heights of 35 kms. Or more at a rate of ascent of about 20kms per hour these sounding balloons designed for use under all climates and in all weather conditions are inflated with hydrogen gas and when released, rise in the atmosphere till they burst at heights more than 35 kms. The temperatures to which these balloons will be subjected to range from +50 c to -90 c, With skilled engineers, perfect testing instruments, good studying condition in serials studying fields this year, we can supply good quality of meteorological balloons with the size of the ceiling and pilot balloons of 10g,20g,30g,50g,100g and 200g, meteorological balloons of 300g,400g,500g,600g,750g,800g,950g,1000g,1200g,1500g, over 1500g and radar target balloons. The products have well sold in home market and outside. Welcome to talk to us if you are interested in.