IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?

0 Answers   Reddy Labs,

---

when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.

0 Answers   ABC,

---

wt is difference between assay and purity in hplc?

9 Answers   Hetero, IDRS Labs,

---

Colorimtry

0 Answers   Dr Reddys,

---

importance of internal standard and in what conditions it is used?

1 Answers  

---

---

what is custom fields in waters system?

1 Answers   Akorn India, Aurobindo,

---

Wath is the differenc between two column HPLC wich have the samme support , lenth , pore size, etc.. But different name .for exemple : Spherisorb / lichrosorb

2 Answers   NDA,

---

What's the importance of these procedures?

1 Answers  

---

why required specificity in valdation

3 Answers  

---

What is the difference between specified impurity and Identified impurity

1 Answers   Merchant Navy,

---

How to now that my acid is contact with base or base is contact with acid in drugs, is there any techniq to identify the formation of salt(drug)

3 Answers   Reddy Labs,

---

What is heavy water

3 Answers   Meghmani Organics,

---