ID/OD: 25*27mm |
ID/OD: 24*26mm |
ID/OD: 28*30mm |
ID/OD: 30*32mm |
Cheap price Disposable Medical Spirometer Mouthpiece
Spirometer Filter
Spirometer Paper Mouthpiece
Spirometer Printing paper
CHH-SA10
ID/OD: 25*27mm |
ID/OD: 24*26mm |
ID/OD: 28*30mm |
ID/OD: 30*32mm |
3 modes FVC SVC HVV Digital Touch Screen Medical Spirometer with thermal printer ...
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