Moisture Content Determination in Soil

Ever wondered how much water your soil holds? 🌱 Here's a simple lab method to find out!

🧪 Procedure:

Weigh an empty container (W1).

Add soil sample and weigh again (W2).

Dry the soil in a hot air oven at 105–110°C for 24 hours.

Cool in a desiccator & weigh (W3).

Calculate:

💡 Moisture Content (%) = ((W2 - W3) / (W3 - W1)) × 100

📌 Why It Matters:

Soil moisture affects plant growth, construction stability, and irrigation planning.

Comments

Ensure Your Cosmetics Are Safe - Tamilnadu Testhouse NABL ACCREDITED Labs for Cosmetics

There is a growing demand for “clean beauty” products that are free from potentially harmful chemicals. Consumers are increasingly aware of the ingredients in their products and prefer options that are safer for their health and the environment By choosing cosmetics that are free from these chemicals, you can make healthier choices for yourself and contribute to a more sustainable environment Many people have sensitive skin that can react negatively to harsh chemicals. Avoiding harmful chemicals as ingredients can help prevent irritation, redness, and other skin issues. Also these chemicals can be harmful to the environment. For example, sulfates can contribute to water pollution, affecting aquatic life. Parabens and phthalates can also accumulate in the environment, leading to broader ecological impacts. Parabens: These are preservatives used to extend the shelf life of products. However, they have been linked to hormone disruption, which can potentially lead to reproductive issues a...

Top 10 Food Testing Methods for Safety and Quality Assurance

Food safety and quality assurance are crucial for ensuring that products are free from harmful substances and meet the required standards. Here are the top 10 food testing methods used in the industry: 1. Microbiological Testing Purpose: Detects harmful microorganisms like bacteria (e.g., Salmonella, E. coli), yeasts, molds, and pathogens. Method: Culture methods, PCR (Polymerase Chain Reaction), or immunoassays to identify contamination and ensure food safety. 2. Allergen Testing Purpose: Identifies the presence of food allergens (e.g., peanuts, gluten, soy). Method: ELISA (Enzyme-Linked Immunosorbent Assay), PCR, and mass spectrometry are commonly used. 3. Chemical Contaminants Testing Purpose: Detects chemicals like pesticides, herbicides, and heavy metals. Method: Techniques like Gas Chromatography (GC), Liquid Chromatography (LC), and ICP-MS (Inductively Coupled Plasma Mass Spectrometry) are used to ensure chemical safety levels. 4. Nutritional Analysis Purpose: Verifies ...

How to Ensure BIS Compliance for Cosmetic Products

A Guide for Manufacturers In India’s booming cosmetic industry, regulatory compliance is not just a legal necessity—it's a mark of product safety and consumer trust. The Bureau of Indian Standards (BIS) mandates strict guidelines to ensure that cosmetic products are safe, effective, and free from harmful substances. Non-compliance can lead to penalties, product recalls, and reputational damage. At Tamilnadu Test House , we help cosmetic manufacturers navigate these complex requirements with ease. Here's how you can ensure your products meet BIS standards #tamilnadutesthouse #cosmetic #cosmetics

Tamilnadutesthouse

Search This Blog