http://www.w3.org/ns/prov#value | - The system is particularly suitable for use in converting an existing refrigeration system utilizing, e.g., R-502 refrigerant, to the use of R-22 or other refrigerants, e.g., AZ50, MP-39, R401A, R401B, R402B, R403B, R406A, R408A, R409A, R404A, R407, R407B, R407C, R410A and R507, which are considered far less damaging to the atmospheric ozone, without the need to replace any major pieces of equipme
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