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金幣

0

• 2002/02/14

• #1

for KH measurment 175ppm equal to how many dh, please help

 

L

lty

訪客

• 2002/02/21

• #2

To convert an alkalinity expressed as ppm to meq/L, divide by 50, ppm /50=meq/L,
to convert an alkalinity expressed as KH to meq/L, divide by 2.8, meq/L*2.8=KH,
for alkalinity measurement as 175ppm equal to KH 9.8.