Pharmaceutical Neutral Glass Tube COE 5.0 (Clear)
** Made from Neutral Borosilicate glass
** Sizes can be produced by customers' request
SiO2 | 75±0.5 |
B2O3 | 11±0.5 |
Al2O3 | 5.4±0.5 |
BaO | 0.5±0.2 |
CaO | 0.5-1.5 |
Na2O | 6.5±0.5 |
K2O | 0.5±0.2 |
PbO | |
MgO | 0.08 |
Expansion (30-300 ºC,×10-6/ºC) ASTM E228 | 4.8-5.0 |
Annealing point logη=13 ºC | 779-783 ºC |
Soft point logη=7.6 ºC | 779-783 ºC |
Working point logη=4.0 ºC | |
Transformation logη=14.5 ºC | |
Density g/cm3 ASTM C729 | 2.31-2.32 |
Hydrolytic resistance 0.02 N H2SO4 | 0.2 USP Type I ISO 719 HGB I |
Acid class (DIN 12116) | Class S1 |
Alkali class(ISO 695) | Class A2 |
Int´l Spec. | ||
AIR LINE | 1. A sum max. of 1.5m, over 20 mm in length, per 10m are not permissible 2. over 0.1mm in width are not permissive | CONFORMED |
STONE | ForAmpoules>0.4mm NG;0.2-0.4mm Max; 2 Pcs per tube For Vials >0.5mm NG; 0.3-0.5mm Max.2 Pcs per tube | CONFORMED |
KNOT | >0.8mm NG; ≥ 0.5mm MAX 1 pie 1 tube ≥ 0.3mm Max. 2 Pcs per 1 tube | CONFORMED |
O.D.TOL. | For 22mm | ±0.19 mm |
W.T.TOL. | For 1 mm | ±0.35 mm |
BOW | ≤1.0‰ | |
COLOUR | Clear, transparent |
