why do you use water & Disodium tartrate in karl fischer?




Answers were Sorted based on User's Feedback



why do you use water & Disodium tartrate in karl fischer?..

Answer / n.senthilkumar

Sodium Tartrate Dihydrate is not absorb any moisture and
and more accurate we are going to select for DST when
water content sample <1.0 %only and DST when dissolved in
methanol not degrade

Is This Answer Correct ?    46 Yes 11 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / pranaya

Sodium Tartrate Dihydrate as Primary Standard for Karl
Fischer Reagent

Is This Answer Correct ?    41 Yes 17 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / shankar

DST never absorb water mal.at room temp.& hence its factor never changes while calculating Moisture content

Is This Answer Correct ?    27 Yes 6 No




why do you use water & Disodium tartrate in karl fischer?..

Answer / lukka gowrishankar

1.0 DST is not absorb any moisture from the atmosphere in the room temperature.
2.0 DST is primary standard.
3.0 DST Had known water molecule(2H2O) and had constant water content value 15.66%
4.0 DST is easily dissolved in methanol and not degraded in methanol.

Is This Answer Correct ?    17 Yes 0 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / kalyani

1.this if the primary standard.it has known water
molecules .it cannotabsorb any moisture.so water molecules
are constant.

Is This Answer Correct ?    21 Yes 6 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / hema latha

because it is primary std. it will not absorbs water
content from the sample at room temp.and it will give more
accurate results for the determination of the KF factor.

Is This Answer Correct ?    14 Yes 2 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / narayudu

water molecules are constant.

Is This Answer Correct ?    13 Yes 5 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / b.sreehari

DST having constant water content i.e 15.66% at different room temperatures

Is This Answer Correct ?    1 Yes 1 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / chinnari sanjeevi

Dst is a primary standard.it is very soluble in methanol.and dst have a two water molecule.non hygroscopic.dst have water 15.66%.water is 100%

Is This Answer Correct ?    0 Yes 0 No

why do you use water & Disodium tartrate in karl fischer?..

Answer / r.p.mishra

less kf use in water determination

Is This Answer Correct ?    0 Yes 6 No

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