Sterile Disposable Hypodermic 21G Needle for Syringe
1. Needle hub and protective cap are made of medical grade polypropylene.
2. Steel cannula is made of medical grade SUS304.
3. 6% conical fitting produced according to international standards,with accurate size,be compatible with medical devices.
4. Product is based on ISO7864 and ISO6009.
5. Available sizes:14G15G,16G,18G,19G,20G,21G,22G,23G,24G,25G,26G,27G,29G,30G
Biological Performance | |
Sterilization | Sterile |
Pyrogen | Pyrogen-free |
Chemical Performance | |
PH Value | Difference of PH Values between extract and control fluid≤1.0 |
Physical Performance | |
Out Appearance | Clean and straight needle tube; no impurities or visible plastics injection defect in needle stand; no particles and extraneous matter in cone socket; needlepoint shall be free from burrs and hooks. |
Dimension | Needle tube's external diameter complies with the requirements of ISO9626:1991 table 1, length complies with ISO7864:1993 table 1 |
Stiffness | Deflection shall not be greater than requirements in ISO9626:1991 Table 2 |
Resistance to breakage | Tubing shall not break in accordance with ISO9626:1991 annex D |
Pinnacle Piercing Force | Sharp in needlepoint, maximum piercing force≤0.70N |
Connection Strength | The union of hub and needle tube shall not be broken by the minimum force of 22N. |
Object Inside Tube | Needle tube shall be free from particles & extraneous matter. |
Conical socket | In accordance with the requirements of ISO594-1:1986 or ISO594-2:1998. |
Lubricant | Lubricant shall not be visible as droplet on surfaces. |
Color coding | Yes |
Straight Connection | The connection of needle stand and needle tube should be straight,without obvious deflection. |
Break-off Tension of Sheath | No natural sheath break-off, break-off tension ≤15N. |