CV Joint greases are something special since they need to be compatible with the rubber protection, be administered in a certain quantity for not create overpressure, need to have very low temperature characteristics especially in Moscow, and sliding additives for different speeds in an oscillatory movement. As an emergency situation you can use the grease you described. Today, new joints come already lubricated, are you rebuilding your own CVJ's? Just in case do not mix the current grease with the one you have, they might be incompatible. Clean the old grease and reapply the new grease about 180 grams per joint filling the rubber boot. Fill the joint and move several revolutions to expel the excess.
