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Merck

1.14652

Total Hardness Test Kit, titrimetric

titrimetric, for use with MCOLORTEST®

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About This Item

UNSPSC Code:
41116116
NACRES:
NA.24
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Product Name

Total Hardness Test in freshwater, titrimetric, for use with MCOLORTEST®

specific analyte(s)

calcium, magnesium

Quality Level

compatibility

for use with MCOLORTEST®

detection method

titrimetric

storage temp.

15-25°C

General description

Method: titrimetric with dropping bottle MColortest®
The test measures the content of salts of the alkaline earth metals calcium, magnesium, strontium and barium in freshwater. For the determination the titrant is added dropwise to the sample until the added indicator changes its color.
This MQuant® Total Hardness test (formally MColortest®) is suitable for the titrimetric determination using a convenient dropping bottle.

Method
Calcium and magnesium ions react with an indicator to form a red complex compound. The indicator is released from this compound by titration with a solution of ethylenedinitrilotetraacetic acid disodium salt dihydrate (Titriplex® III). At the titration end-point the color changes to green. The total hardness is determined from the consumption of titration solution.

Legal Information

MCOLORTEST is a registered trademark of Merck KGaA, Darmstadt, Germany
MQUANT is a registered trademark of Merck KGaA, Darmstadt, Germany
Titriplex is a registered trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

10 - Combustible liquids


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Please refer to KIT Component information

pdsc

Please refer to KIT Component information

prtr

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fsl

Please refer to KIT Component information

ishl_indicated

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ishl_notified

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cart

キットコンポーネントの情報を参照してください

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Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
1.14652.000104022536156033