/
buffer solution ph = 2,00 (20 °c) (citri ph缓冲液,ph=2
/ (potassium hydrogen phthalate)
buffer solution ph = 4,00 (20 °c), (potassium hydrogen phthalate) ph缓冲液,ph=4 (20 °c)
/ (potassium dihydrogen phosphate/di-sodium hydrogen phosphate)
buffer solution ph = 7,00 (20 °c), (potassium dihydrogen phosphate/di-sodium hydrogen phosphate) ph缓冲液,ph=7 (20 °c)
/ (sodium carbonate/sodium hydrogen carbonate)
buffer solution ph = 10,00 (20 °c), (sodium carbonate/sodium hydrogen carbonate) ph缓冲液,ph=10 (20 °c)
/ red-coloured
buffer solution ph = 4,00 (20 °c), red-coloured ph缓冲液ph=4 (20 °c),红色
/
buffer solution ph = 4,01 (20 °c) ph缓冲液ph=4,01 (20 °c)
/ yellow-coloured
buffer solution ph = 7,00 (20 °c), yellow-coloured ph缓冲液ph=7 (20 °c),黄色
/
buffer solution ph = 9,00 (20 °c) (boric acid/potassium chloride/sodium hydroxide) ph缓冲液ph=9 (20 °c)
/ blue-coloured
buffer solution ph = 10,00 (20 °c), blue-coloured ph缓冲液ph=10 (20 °c),蓝色
/
buffer solution ph = 11,00 (20 °c) (boric acid/sodium hydroxide/potassium chloride) ph缓冲液ph=11 (20 °c)
/ red-coloured, monobuf
buffer solution ph = 4,00 (20 °c), red-coloured, monobuf monobuff单剂量ph缓冲液ph=4,红色
/ yellow-coloured, monobuf
buffer solution ph = 7,00 (20 °c), yellow-coloured, monobuf monobuff单剂量ph缓冲液ph=7,黄色
/ blue-coloured, monobuf
buffer solution ph = 10,00 (20 °c), blue-coloured, monobuf monobuff单剂量ph缓冲液ph=10,蓝色
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