NorLab is a specialty gas division of Norco, Inc. They produce calibration mixtures and specialty gases in refillable and non-refillable cylinders.
NorLab offers a complete line of products, ranging from pure gases of 99.9999% purity, multi-component hydrocarbon mixtures, environmental, industrial hygiene, medical and special application mixes. NorLab can also provide a custom mix of gas, if it is not offered in their list of standard products. They also offer regulators and accessories for their gas cylinders.