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訂購電話:4001650900

Specical indicator paper

Molecular Formula:
Molecular Weight:
Alias:
精密PH試紙(0.5-5.0)(3.8-5.4)(5.5-9.0)
Product order:
Name Specifications Packing Price Delivery
Specical indicator paper 2.0-4.0 80條/盒,每箱10盒 RMB 82.5 Consulting service
Specical indicator paper 0.0-2.5 80條/盒,每箱10盒 RMB 82.5 Consulting service
Specical indicator paper pH 0.5-5.0,顯色反應(yīng)間隔0.5 80條/盒,每箱10盒 RMB 79.2 Consulting service
Specical indicator paper pH 5.5-9.0,顯色反應(yīng)間隔0.5 80條/盒,每箱10盒 RMB 79.2 Consulting service
Specical indicator paper pH 3.8-5.4,顯色反應(yīng)間隔0.5 80條/盒,每箱10盒 RMB 79.2 Consulting service
Character:
一種較精確地測(cè)定pH值的紙條,其色澤按其所浸漬的指示劑顏色而異。系統(tǒng)濾紙浸入配制好的指示劑溶液中,經(jīng)浸漬、干燥、切條而得,并附標(biāo)準(zhǔn)色階供對(duì)比用。久露于日光和空所中變色,影響試紙靈敏度,甚至失效。按pH變色范圍分析各種規(guī)格:pH0.5~5.0和pH5.5~9.0,顯色反應(yīng)間隔0.5。pH0.1~0.2,pH0.8~2.4,pH1.4~3.0,pH1.7~3.3,pH2.7~4.7,pH3.8~5.4,pH5.0~6.6,pH5.3~7.0,pH5.4~7.0,pH6.4~8.0,pH6.9~8.4,pH7.
Storage:
密封干燥避光保存。
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