ASHRAE Number Assignments For Refrigerant Blends And Compounds

ASHRAE
34
Number
Manufacturer's Name Components Composition Weight % Safety Group* Replaces Refrigerant Container Color Class** Number

22
Allied Signal, Dupont, Others
True Compound

CHF2CL

A1

--

Light Green

11

123

Dupont

True Compound

C2HF3CL2

B2

--
Light
Blue-Gray

1

134a
Dupont, Allied Signal, ICI, Others
True Compound

C2H2F4

A1

--

Light Blue

11
401aDupont MP 39 R-22
R-152a
R-124
53/13/3 A1/A1R-12 Light

Purple

11
401bDupont MP66 R-22
R-152a
R-124
61/11/28 A1/A1R-12 Yellow
-Brown
11
401cDupont MP52 R-22
R-152a
R-124
33/15/52 A1/A1R-12 Blue-Green11
402ADupont HP80 R-125
R-290
R-22
60/2/38 A1/A1R-502 Light Brown111
402bDupont HP81 R-125
R-290
R-22
38/2/60 A1/A1R-502 Green
-Brown
111
403aRone-Poulenc 69S R-290
R-22
R-218
5/75/20 A1/A1R-502 ----
404aDupont HP62 R-290
R-22
R-218
5/56/39 A1/A1R-502 Orange111
405Greencool G2015 R-22
R-152a
R-142b
R-C318
5/7/5.5/42.5A1/A1 R-12-- --

406a
Monroe Air Tech

GHG-12


R-22
R-600a
R-142b

55/4/41

A1/A2

R-12

--

--
407aICI Klea 60 R-32
R-125
R-134a
20/40/40 A1/A1R-22 Lime-Green111
407bICI Klea 61 R-32
R-125
R-134a
10/70/20 A1/A1R-22 Cream111

407c
Dupont AC9000/ICI Klea 66
R-32
R-125
R-134a

23/25/52

A1/A1

R-22

Medium
-Brown

111
408aAtochem FX 10 R-125
R-143a
R-22
7/46/47 A1/A1R-502 Medium-
Purple
111
409aAtochem FX 56 R-22
R-124
R-142b
60/25/15 A1/A1R-12 Medium
-Brown
11
410aAllied Signal AZ 20 R-32
R-125
50/50 A1/A1R-22 Rose111
410bDupont AC9100 R-32
R-125
45/55 A1/A1R-22 Maroon111
411aGreencool G2018A R-127
R-0
R-22
R-152a
1.5/87.5/11 A1/A2R-22 ----
411bGreencool G2018B R-127
R-0
R-22
R-152a
3/94/3 A1/A1R-502 ----
412aICI Arcton TP5R R-22
R-218
R-142b
70/5/25 A1/A2-- ----
413aRhone-Poulenc R-218
R-134a
R-600a
9/88/3 A1/A2R-12 ----
507Allied Signal AZ50 R-125
R-143a
50/50 A1R502/22 Blue-Green111
508ICI Klea 5R3 R-23
R-116
39/61 A1R-503 ----
509ICI Arcton TP5R2 R-22
R-218
44/56 A1-- ----

*Safety Group per ASHRAE-34

**Class 1: boiling point .68F. Packaged in drums

A1 = Low toxicity, Non-flammable Class II: low pressure Title 49 CRF, Normally in

A2 = Low toxicity, Flammable in cylinders <260 psig

B2 = Higher toxicity, Non flammable Class III: high pressure, compressed gas per

Title 49 CFR min. press. cylinder <260 psig

Class IV: flammable refrigerants

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