Low borosilicate glass tubular injection bottle
||The appearance , stones, transparent nodes and air line should comply with relevant standards
||Should provide Registration Certificate of Drug Packaging Materials and Containers
Quality standards of low borosilicate glass tubular injection bottle
[physical and chemical properties]
1. Water resisting property should comply with the requirements at any level of HC1、HC2、HC3.
2. Internal stress The internal stress of the bottle should be less than 40nm/mm of glass thickness.
1. The appearance should be even and smooth.
2. Stones and transparent nodes.
2.1 No more than one stone with a diameter of 0.5～1.0mm.
2.2 No more than two stones with a diameter of 0.5mm.
2.3 No more than two transparent nodes with a diameter of 0.5～1.0mm.
2.4 No intensive transparent node with a diameter less than 0.5mm.
3. Air line
3.1 No air line with a width of 0.2mm.
3.2 No more than 4 air lines with a width of 0.1～0.2mm.
3.3 No intensive air line with a width less than 0.1mm.
4. Air bubble in the bottom and the bottleneck
4.1 No air bubble with a diameter more than 0.5mm.
4.2 No more than 2 air bubbles with a diameter less than 0.5mm.
4.3 No intensive air bubbles with a diameter less than 0.1mm.
4.4 Flaw There should not be flaw in any part (exclusive of the punctiform bumps, pits or scars on the surface, which will not cause leakage)
Total height of the bottle 39.7±0.5mm；
Outer diameter of the bottleneck 19.6±0.25mm；
Inner diameter of the bottleneck 12.5±0.2mm；
Outer diameter of the bottle 22±0.35mm；
Bottom thickness ≥0.6 mm；
Weight 8.4 ±0.2 g；
Crown thickness 3.2±0.2mm.