pH Scale Reference Dataset & Chemical Properties
This dataset provides a comprehensive reference of 33 substances, listing their pH values, hydrogen ion concentration, acidity/alkalinity category, and nature.
Free Download
Key Takeaways
- Access a curated list of 33 common substances with their pH values.
- Explore hydrogen ion concentrations ([H⁺]) and categorize substances by acidity/alkalinity.
- Download essential chemistry reference data in multiple convenient formats.
- Understand the nature of various substances, from highly corrosive to neutral.
Showing 33 of 33
| Substance | pH Value | [H⁺] Concentration (mol/L) | Category | Nature |
|---|---|---|---|---|
| Battery Acid (H₂SO₄) | 0 | 1 | Strong Acid | Highly Corrosive |
| Hydrochloric Acid (HCl) | 0 | 1 | Strong Acid | Highly Corrosive |
| Stomach Acid | 1 | 10⁻¹ | Strong Acid | Corrosive |
| Lemon Juice | 2 | 10⁻² | Strong Acid | Acidic |
| Vinegar | 2.5 | 3.2×10⁻³ | Strong Acid | Acidic |
| Coca-Cola | 2.5 | 3.2×10⁻³ | Strong Acid | Acidic |
| Orange Juice | 3.5 | 3.2×10⁻⁴ | Weak Acid | Mildly Acidic |
| Tomato Juice | 4 | 10⁻⁴ | Weak Acid | Mildly Acidic |
| Beer | 4.5 | 3.2×10⁻⁵ | Weak Acid | Mildly Acidic |
| Coffee (Black) | 5 | 10⁻⁵ | Weak Acid | Mildly Acidic |
| Acid Rain | 5 | 10⁻⁵ | Weak Acid | Environmental |
| Bananas | 5.5 | 3.2×10⁻⁶ | Weak Acid | Mildly Acidic |
| Normal Rain | 5.6 | 2.5×10⁻⁶ | Weak Acid | Natural |
| Milk | 6.5 | 3.2×10⁻⁷ | Weak Acid | Nearly Neutral |
| Saliva | 6.8 | 1.6×10⁻⁷ | Weak Acid | Nearly Neutral |
| Pure Water | 7 | 10⁻⁷ | Neutral | Neutral |
| Blood | 7.4 | 4×10⁻⁸ | Neutral | Slightly Basic |
| Egg Whites | 8 | 10⁻⁸ | Weak Base | Mildly Basic |
| Sea Water | 8 | 10⁻⁸ | Weak Base | Mildly Basic |
| Baking Soda (NaHCO₃) | 8.5 | 3.2×10⁻⁹ | Weak Base | Mildly Basic |
| Toothpaste | 9 | 10⁻⁹ | Weak Base | Basic |
| Milk of Magnesia | 10.5 | 3.2×10⁻¹¹ | Weak Base | Basic |
| Ammonia (NH₃) | 11 | 10⁻¹¹ | Moderate Base | Caustic |
| Soapy Water | 12 | 10⁻¹² | Strong Base | Caustic |
| Bleach (NaClO) | 12.5 | 3.2×10⁻¹³ | Strong Base | Corrosive |
| Oven Cleaner | 13 | 10⁻¹³ | Strong Base | Highly Corrosive |
| Drain Cleaner | 14 | 10⁻¹⁴ | Strong Base | Highly Corrosive |
| Sodium Hydroxide (NaOH) | 14 | 10⁻¹⁴ | Strong Base | Highly Corrosive |
| Healthy Soil | 6.5 | 3.2×10⁻⁷ | Environmental | Optimal for most plants |
| Swimming Pool (Ideal) | 7.4 | 4×10⁻⁸ | Environmental | Safe for swimming |
| Aquarium (Freshwater) | 7 | 10⁻⁷ | Environmental | Optimal for fish |
| Human Skin | 5.5 | 3.2×10⁻⁶ | Biological | Acid mantle |
| Human Urine | 6 | 10⁻⁶ | Biological | Variable (4.5-8) |
Use Cases
- Import the CSV file into your database or Python scripts for chemical research, data analysis, or building educational applications related to pH.
- Use the Excel file to filter, sort, and analyze pH values and concentrations for laboratory reporting, academic projects, or creating comparison charts.
- Print the PDF version for quick offline reference in a chemistry classroom, laboratory, or for study guides and educational presentations.
- Leverage this dataset to enrich educational content, develop quizzes, or demonstrate the pH spectrum of everyday substances to students.