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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 | For Ampoules>0.4mm NG;0.2-0.4mm Max; 2 Pcs per tube | CONFORMED |
| KNOT | >0.8mm NG; ≥ 0.5mm MAX 1 pie 1 tube | CONFORMED |
| O.D.TOL. | For 22mm | ±0.19 mm |
| W.T.TOL. | For 1 mm | ±0.35 mm |
| BOW |
| ≤1.0‰ |
| COLOUR Hi,sir,If you want to know more information about our products,please contact me. Email/MSN:hujintao707@hotmail.com
|
| Clear, transparent |
