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The role of magnesium chloride in feed!

Magnesium Chloride (MgCl₂) in Feed: Functions and Considerations 1. Magnesium Supplementation to Prevent Deficiency Physiological Role: Magnesium is essential for energy metabolism (e.g., ATPase activation), bone development, nerve signaling, and muscle contraction. Applications: Ruminants (cattle, sheep): Prevents "grass tetany" (hypomagnesemia), especially in regions with low magnesium in pasture. Poultry & Swine: Supports bone health, eggshell formation (poultry), and reproductive performance. Bioavailability: MgCl₂ has high bioavailability, ideal for rapid magnesium supplementation. 2. Feed Processing Improvement Anti-caking agent: Enhances feed flowability and prevents moisture-induced clumping. Binder: May improve pellet stability during feed processing. 3. Electrolyte Balance Maintenance Synergy with Na⁺/K⁺: Regulates acid-base balance and mitigates heat stress (e.g., in high-temperature environments). Aquatic feed: Supplies magnesium ions for crustaceans (shrimp, crabs) to support molting and exoskeleton hardening. 4. Additional Functions Digestive aid: Moderate Mg²⁺ stimulates intestinal motility and digestion. Salt substitute: Partially replaces NaCl in low-sodium feeds to adjust palatability. Precautions Dosage: Overuse may cause diarrhea (especially in monogastric animals). Ruminant feed typically requires 0.2%-0.4% magnesium. Palatability: High concentrations may impart bitterness; ensure uniform mixing. Regulations: Comply with local standards (e.g., China’s Feed Additive Safety Guidelines). Storage: MgCl₂ is hygroscopic; store sealed to prevent clumping. Comparison of Magnesium Sources Source Bioavailability Cost Features MgCl₂ High Moderate Hygroscopic; suitable for liquids MgO Low Low Slow-release; common for ruminants MgSO₄ High Moderate Provides sulfur; may cause diarrhea

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2025/04

Calcium Chloride in Petroleum Extraction

Calcium chloride (CaCl₂) plays several key roles in oil drilling and extraction, explained in simple terms: 1. Adjusting Drilling Fluid Density Purpose: During drilling, drilling fluid (like a "lubricant + protective liquid") needs enough weight to prevent underground high-pressure oil or gas from suddenly erupting (a "blowout"). Mechanism: Dissolving calcium chloride in water increases the fluid’s density, similar to "adding salt to make water heavier." This heavier fluid counteracts underground pressure, ensuring safer drilling. 2. Preventing Wellbore Collapse Issue: When drilling through clay layers, regular water can soften the clay, causing the well walls to collapse like wet sand. Solution: Calcium ions in calcium chloride "harden" clay particles, acting like "glue" to stabilize the well walls. 3. Speeding Up Cement Curing Use: After drilling, cement is used to seal gaps between the well casing and the surrounding rock. Role: Adding calcium chloride to cement acts as a "fast-curing agent," accelerating hardening and reducing wait times. 4. Moisture Absorber (Desiccant) Scenario: Moisture in equipment or pipelines can cause corrosion or operational issues. Function: Calcium chloride’s strong hygroscopicity (like a "super-absorbent sponge") removes moisture, keeping systems dry. Simplified Summary: Calcium chloride is a versatile tool in oil extraction—acting as a "ballast" to prevent blowouts, a "hardener" to stabilize wells, a "cement accelerator," and a moisture fighter. Its diverse applications make it critical for safe and efficient operations.

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2025/03