SOP: Analysis of Soluble Instant Coffee

GIFSQ — Global Institute for Food Safety & Quality

Methods by reference

• Moisture — see the determination of moisture content in tea and coffee
• Total Ash — see the determination of total ash in tea and coffee
• Caffeine — see the determination of caffeine in tea and coffee

1.6.4 Solubility in boiling water

Weigh 2.5 g of instant coffee powder in 500 mL beaker

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Pour 150 mL freshly boiled water and stir

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The product should dissolve in 30 seconds

References

FSSAI 2015, 3.4; Determination of Solubility in boiling water.