by maheshbhuva | Jul 25, 2023 | Glassware
The terms “Class A” and “Class B” are commonly used to describe different types of glassware in laboratory settings, particularly for volumetric measuring. These classes have specific standards and tolerances, and they serve different purposes....
by maheshbhuva | May 31, 2023 | stability
It’s 60℅ Rh because (100 – 60 = 40 ℅ loss water (100-90 = 10 ℅ loss water Here 100 is in side containers water Inside container concentration might be different but, it’s water remain 100 ℅ Share this: Click to share on Facebook (Opens in new window)...
by maheshbhuva | May 18, 2023 | Hplc
Phosphate buffer Citrate buffer Formate buffer Acetate buffer Tris(hydrixymethyl) -aminomethane Phosphate buffer Pka 2.1 Ph range 1.1 tob3. 1 Pka 7.2 Ph range 6.2 to 8.3 Pk 12.3 Ph range 11.3 to 13.3 Citrate Pka 3.1 Ph range 2.1 to 4.1 Pka 4.7 Ph 3.7 to 5.7 Pka 5.4 Ph...
by maheshbhuva | Apr 6, 2023 | 621 USP CHAPTER
Adjustment of Mobile Phase Adjustment in composition of the mobile phase Adjustment ph of the aqueous component of the mobile phase Adjustment in concentration of salts in the buffer component of a mobile phase Adjustment in composition of the mobile phase Minor...
by maheshbhuva | Apr 5, 2023 | 621 USP CHAPTER, Analytical Chemistry
All chapter are use full for ADJUSTMENT of chromatography, TLC etc In such case some questions arias that Why adjustment in chromatography ? How adjustment justified ? Adjust chromatography If your method is validated and method are submitted in DMF so...
