Quote:
Originally Posted by crazy4diesel
It's not at all the same. The M-B/Zerex is a ethylene glycol formula you mix with water.
Even's and yes, Sierra is propylene glycol that runs with no water at all.
Ethylene glycol is poison and propylene glycol is used as a food additive...so very different stuff.
Prestone is making a propylene glycol coolant now too, but still has it mix at 50/50 to 30-70 and has other chemicals that make it still dangerous they call it "lowtox" but not exactly the same, though it is cheaper.
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MSDS for Evans NPG. 69%, ethylene glycol
http://contrails.free.fr/temp/NPG+_MSDS.PDF
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62 220sb
67 250S
72 280SE 4.5
74 280C
77 300D
82 240D
85 190E 2.3
86 300E RIP 12/28/09
85 300SD
92 300D 2.5
00 E320 Current
Over 1,000,000 miles in Benzes, Since66
....and a whole passel of BMW 2002 and Tii
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