This standard specifies the requirements for sterile hypodermic syringes and needles for insulin injection in accordance with the following types (see Fig. 1): Type 1: Syringe having a 6% (Luer) male conical fitting, supplied without a needle. Type 2: Syringe having a 6% (Luer) male conical fitting, and supplied with a detached or detachable needle. Type 3: Syringe having a fitting other than a 6% (Luer) taper, supplied with a needle not intended to be detached (fixed). Type 4: Syringe with a fixed needle.