Sampling Techniques (with Practicals) (SEC Chemistry) – For MU First Year BSc Chemistry – Semester 1 – As Per NEP Syllabus | Ajitkumar Ingle, Dipti Gharat, Kirti Mhatre | Nirali Prakashan

1. Theory Component

Sampling:
• Introduction to Sampling. • Importance and Problems Involved in Sampling. • Terms involved: Sample, Universe, Increment, Gross Sample, Sub Sample, Analysis Sample. • Concept of Sample Size: Macro, Semi-micro, Micro, Ultra Micro.
• Types of Sampling: Random and Non-random Sampling. • Methods and Equipments used in Sampling of Homogeneous, Heterogeneous and Flowing Liquids. • Methods and Equipments used in Sampling of Solids

Storage, Preservation and Handling of Solid and Liquid Samples:
• Need of Preservation. • Traditional and Modern Methods of Preservation.• Methods of Handling of Solid and Liquid Samples.

Case Study: • Discussion on the case study related to soil and water pollution and its remedial measures.

2. Practical Component

Practicals:
(i) Demonstration of sampling techniques for water samples.
(ii) Demonstration of sampling techniques for soil samples.
(iii) Collection of soil samples (minimum three) from nearby area and determine pH from the same.
(iv) Collection of soil samples (minimum three) from nearby area and determine Conductance from the same.
(v) Collection of water sample from nearby area and determine chloride content from the same.
(vi) Collection of water sample from nearby area and determine the hardness of the same.
(vii) Collection of water sample from nearby area and determine the alkalinity of the same.
(viii) Collection of Water sample from nearby area and determine TDS and TSS from the same.