- Synonyms: Amylum, Potato starchr- (C6H10O5)nr- CAS [9005-84-9]r- EINECS-No.: 232-686-4r- Solub. in water: (90 ºC): 50 g/lr- Tariff number: 3505 10 90 00r- Applications: analytical chemistry, indicator (iodometric analyses), laboratory reagent, synthesis of organic products.rrSPECIFICATIONSrpH (2 %, H2O): 5,0 - 7,0 rsolubility: passes testrsensitivity to iodine: passes testrresidue on ignition: max. 1,5 %rloss on drying (105 ºC): 10 - 20 % r