The Russian soldiers (including the corpse) are wearing American style dog tags.
Colonel Chekov is wearing Soviet era collar tabs that were phased out in 1992.
At 12:30 as Jackson prepares to open the ziggurat door, he says the cuneiform is "a standard retelling of the Babylonian creation myth"--except the actor mispronounces "Babylonian" as "bab-a-lee-own."
About 8 minutes, Daniel Jackson (incorrectly) says the gate coordinates are for "P2X 238". It is "P2X 338".