Standard Gasses

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NMDE Standard Bottom Mixes
Depth Ranges Gas Mixes Max ppO2 (Tahoe/SL)
To 100′ EAN32 1.19 / 1.28
100′ – 150′ 21/35* 1.09 / 1.16
150′ – 220′ 18/45 1.30 / 1.38
220′ – 270′ 15/55 1.31 /1.38
270′ – 430′ 10/70 1.34 / 1.4
(*30/30 can be used at the shallower depths in this range)  

NMDE Deco Gasses
Gas MOD Mix
20′ Oxygen
70 50% or 50/25
120′ 34/25
190′ 21/35
240′ 18/45