Acido Galico Anidro 25Kg {Cas: 149-91-7}

Fórmula Molecular: C7H6O5

Peso Molecular: 170,1g/moL

Nº CAS: [149-91-7]

Armazenamento: Temperatura Ambiente

 

ESPECIFICAÇÕES                                                      TEÓRICO                                                                       RESULTADO

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Caracteres                                                                    Pó fino branco á levemente amarelado                         Corresponde

Perda por dessecação                                                 Máx. 0,5%                                                                        0,46%

Teste ácido tânico                                                        Corresponde                                                                    Corresponde

Solubilidade                                                                 Corresponde                                                                    Corresponde

Chroma (platinum-cobalt color number)                      Máx. 180                                                                          Corresponde

Sulfato                                                                         Máx. 0,02%                                                                       < 0,02%

Ponto de fusão                                                            235ºC – 240ºC                                                                   236ºC – 239,5ºC

Resíduo de ignição                                                     Máx. 0,1%                                                                          < 0,1%

Turbidez                                                                      Máx. 10niu                                                                         < 10 niu

Ácido tânico                                                                Máx. 1,0%                                                                          < 1,0%

Arsênico                                                                      Máx. 3 ppm                                                                        < 3 ppm

Teor (substância seca)                                                Máx. 99,0%                                                                         99,15%