how does h2so4 prevent oxidation of mohr salt before it is titrated?

1 Answers  

---

Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?

0 Answers  

---

why should we calibrate pH meter with 4,9.2 and 7.4 buffers particularly?

5 Answers   Celon Labs,

---

What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

0 Answers   Natco,

---

What is difference between FID and TCD in gas chromatography

1 Answers   Cipla, VPCPL,

---

how to get accurate result for Residue on evaporation in purified water

0 Answers  

---

What is the limit of minimum area in in hplc RS anlysis

1 Answers   Lupin,

---

in karl fischer reagent which solvent is used for dissolving iodine sulphur dioxide and imidazole

4 Answers   Strides,

---

Is it required to inject 6 injections for % RSD of a system suitability in lc or gc

3 Answers   Raks Pharma,

---

are there in uv lamb that is chractrestic for wavelenghth 205 nm ?????

1 Answers   Beni Suef University, Graviti Pharmaceuticals, Sri Krishna Pharmaceuticals,

---

What is the difference b/w OVI Solvents and Residual Solvents in case of Gas Chromatogaphy and What is its Detection Limit?

8 Answers   Jubilant Organosys, Suven Life Sciences,

---

As per USP u/vacuum means (how much vacuum should be applied)?

1 Answers   Mylan,

---