CIPAC 标准水A-J简介

文章摘自：CIPAC手册F卷 MT18 STANDAED WATERS

(一）CIPAC Standard Waters

Standard Water A

20ppm hardness

PH 5.0-6.0

Ca2+：Mg2+=1:1

Standard Water B

20ppm hardness

PH 8.0-9.0

Ca2+：Mg2+=4:1

Standard Water C

500ppm hardness

PH 7.0-8.0

Ca2+：Mg2+=4:1

Standard Water D

342ppm hardness

PH 6.0-7.0

Ca2+：Mg2+=4:1

Standard Water E

1500ppm hardness

PH 7.0-8.0

Ca2+：Mg2+=4:1

Standard Water F

5000ppm hardness

PH 6.0-7.0

Ca2+ only

Standard Water G

8000ppm hardness

PH 6.0-7.0

Mg2+ only

Standard Water H

634ppm hardness

PH 6.0-7.0

Ca2+：Mg2+ about 2.5:1

Standard Water J

63.4ppm hardness

PH 6.0-7.0

Ca2+：Mg2+ about 2.5:1

（二）Non-CIPAC Standard Waters

WHO Standard Hard Water

342ppm hardness

Ca2+：Mg2+ = 4:1