we require very very urgently strog manufcturers who can do paid ssamples for approval of effervescent tablets.effervescent vitamins.manufacturers who can make other than the routine formulation and have interest in long term relationship.regards country india coesskay plastics adddaud compound, shantinagar tel 91-712-2769130 fax 91-712-2772018 email esskay_ngp@sancharnet.in website http://esskayplastics.com mobile 91-9970620880 linkman mr. mansur zaveri