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Technical Specifications

PHYSICAL

  • Appearance & colour: Yellow limpid liquid
  • Density: 1101 ± 2
  • Turbidity: ≤ 110 NTU

CHEMICAL

  • Concentration of gum: 300 g/L
  • Purity: > 99.5%
  • SO2 (E 220): 2.5 g/L ± 0.25

MICROBIOLOGICAL

  • Escherichia coli: Absence/1 g
  • Salmonella: Absence/1 g

LIMITS

  • Iron: < 60 mg/kg
  • Lead: < 2 mg/kg
  • Arsenic: < 3 mg/kg
  • Mercury: < 1 mg/kg
  • Cadmium: < 1 mg/kg

Features and Benefits

Formulation: Filtered solution of selected gum Arabic. Contains sulphites (E 220).

Enological benefits:

  • Gomme arabique ST (standard) has a colloid protector effect, reducing the risk of colour matter precipitation and copper or iron hazes.

Product Applications

Add during pumping over, ensuring that the product is evenly distributed, or add with a metering pump at bottling. If the gum is added before filtration, the wine should have an excellent Clogging Index.

Recommended dosage:

  • Young red wines: 10 to 20 cL/hL
  • Red wines of more than 1 year: 5 to 10 cL/hL
  • White or rosé wines: 5 to 10 cL/hL

Doses are provided as a guide. The optimal dose will be determined by a laboratory test or on the advice of your oenologist.

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