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30g Baking Soda / Sodium Bicarbonate = 2 tbsp + ½ tsp

30 grams of baking soda / sodium bicarbonate equals 2 tbsp + ½ tsp (0.14 US Customary cups, 0.13 Metric 250 mL cups, 32.3 mL, 2.18 tablespoons, or 1.06 oz) when measured dip and sweep at a verified density of 220g per US Customary cup.

Exact decimal volume: 0.14 US Customary Cups • 0.13 Metric Cups (250 mL) • 2.18 tbsp • 1.06 oz

Batch
Measuring density
Standard: Dip and sweep220g / cup
Converted Measure
30 g Baking Soda / Sodium Bicarbonate (Dip and sweep) =
2 tbsp + ½ tsp
Physical scoop breakdown0.14 cups
×2
2 tbsp
½ tsp
Edit either side to reverseBaking Soda chart →
Grams
30 g
Ounces
1.06 oz
US Cups
2 tbsp + ½ tsp
Metric (250mL)
0.13 c
Tablespoons
2.18 tbsp
Milliliters
32.3 mL

Kitchen note: 1 US Customary Cup (236.6 mL) of baking soda / sodium bicarbonate (dip and sweep) weighs 220g, while 1 International Metric Cup (250 mL) weighs 232g.

Batch Scaling Around 30g Baking Soda / Sodium Bicarbonate

Batch scaling conversion table around 30g of Baking Soda / Sodium Bicarbonate (0.5× to 3× recipe batches in grams, ounces, US cups, and milliliters)
Batch Scale Weight (g / oz) US Cups & Spoons Metric (mL)
Half Batch (0.5×) 15g (0.53 oz) 1 tbsp + ¼ tsp 16.1 mL
Standard (1×) 30g (1.06 oz) 2 tbsp + ½ tsp 32.3 mL
1.5× Batch 45g (1.59 oz) 3 tbsp + ¾ tsp 48.4 mL
Double Batch (2×) 60g (2.12 oz) ¼ cup + 1 tsp 64.5 mL
Triple Batch (3×) 90g (3.17 oz) ⅓ cup + 1 tbsp + ¾ tsp 96.8 mL

Measuring 30g of Baking Soda / Sodium Bicarbonate in the Kitchen

Because 1 US Customary Cup (236.6 mL) of baking soda / sodium bicarbonate weighs 220g when measured dip and sweep, 30 Grams (30g) translates to 0.14 US cups (2 tbsp + ½ tsp).

Without a kitchen scale, measure 2 tbsp + ½ tsp (2.18 tablespoons total) using dip and sweep technique. Dip measuring spoon or cup into the container and scrape flush against the box edge. Sodium bicarbonate is a pure mineral salt that is noticeably denser than baking powder, weighing 220 grams per cup (14g per tablespoon, 4.6g per teaspoon).

Source note: USDA FoodData Central FDC ID 172811; Church & Dwight Arm & Hammer Chemical Specs

Frequently Asked Questions

How many cups is 30 grams of baking soda / sodium bicarbonate? ▾

30 grams of baking soda / sodium bicarbonate (Dip and sweep, 220g per US cup) equals 2 tbsp + ½ tsp (0.14 US Customary Cups, 0.13 Metric 250 mL cups, or 2.18 tablespoons).

Why is baking soda stronger than baking powder? ▾

Baking soda is 100% pure sodium bicarbonate, whereas baking powder is diluted with monocalcium phosphate acid salts and cornstarch filler.

How do I test if baking soda is still active? ▾

Drop 1/2 teaspoon into a tablespoon of distilled vinegar; rapid, foaming effervescence confirms strong leavening potency.