唐呉須二号No.3 /Chinese Gosu 2 No.3 underglaze(100g) glazes the chemical method of producing

the chemical method of producing the color blue using cobalt

Firing temperature : Reduction: 1280℃ Oxidation: 1230℃

please discard the tap water approximately three days after using the glaze

The synthetic Gosu currently used throughout Japan was developed by the Fukaumi family during the early Meiji period (late 19th century)

唐呉須二号No.3 /Chinese Gosu 2 No.3 underglaze(100g) glazes the chemical method of producing()(NHK) 1 Web 3(1870) 12301300 Q : A : 2 Q : A : Q : A : Q : A : Q : A : (SiO2 72. 04% Al2O3 18. 16% Fe2O3 0. 65% TiO2 0. 04% CaO 0. 49% MgO 0. 09% Na2O 0. 58% K2O 3. 00% Ig. Loss 4. 55%) () 1280 3000 880() 3000 550()