| abstract |
The invention relates to a stable solution of a mixture of compounds of the formula I, wherein R, R R2, and X have the meaning given in claim 1, or their salts and heparin or its salts, wherein as a stabilizing medium, a mixture of water and aliphatic mono- and / or polyalcohols together with a stabilizer from the Class of N-acyl derivatives of aniline and urea and / or the calcium salt of ethylenediaminetetraacetic acid (calcium triplex) are used. |