acidity regulator INS 335

Sodium Tartrates E335

buffering agent, sequestrant, emulsifier β€” Primarily synthetic (from tartaric acid).

πŸ‡ͺπŸ‡Ί EU: Approved
πŸ‡ΊπŸ‡Έ USA: Approved
πŸ‡―πŸ‡΅ Japan: Approved
πŸ‡¦πŸ‡Ί AU/NZ: Approved
πŸ‡¨πŸ‡¦ Canada: Approved
Scientific Name

Disodium tartrate (E335ii), Monosodium tartrate (E335i)

CAS: 868-18-8 (i), 6106-24-7 (ii)

Data verified: 2026-04-04

Factual Regulatory Reference

This database provides factual regulatory information compiled from official government sources. It does not constitute medical, nutritional, or safety advice. Regulatory status varies by country and is subject to change. Always refer to your local regulatory authority for the most current information.

? Did You Know?

Beyond food, Sodium Tartrates is also used in cosmetics, medicine, industrial applications, household products. Its versatility makes it one of the most multi-purpose chemical compounds in everyday life.

In the EU, Sodium Tartrates has a "quantum satis" authorization β€” Latin for "as much as needed." This means there's no specific maximum limit; manufacturers use only what's technologically necessary.

Detailed Regulatory Assessment

πŸ‡ͺπŸ‡Ί

European Union (EFSA)

approved Max: quantum satis mg/kg

Permitted in various food categories

Official EFSA Link
πŸ‡ΊπŸ‡Έ

United States (FDA)

approved GRAS

Regulated as a direct food additive under FDA CFR titles.

πŸ‡―πŸ‡΅

Japan (MHLW)

approved Cat: ζ—’ε­˜ζ·»εŠ η‰©

Compliant with Japanese food sanitation law.

Acceptable Daily Intake (ADI)

International Standard (JECFA)

Not specified

mg/kg body weight per day

European Standard (EFSA)

Not specified

Natural Occurrence

This additive is not known to occur naturally in significant quantities.

Manufacturing

Method: chemical synthesis

Produced by neutralizing tartaric acid with sodium hydroxide or sodium carbonate. The degree of neutralization determines whether monosodium tartrate (E335i) or disodium tartrate (E335ii) is formed. Tartaric acid itself is typically obtained from wine industry byproducts.

Applications Beyond Food

Cosmetics

Buffering agent and chelating agent in skincare formulations.

Medical

Buffering agent, excipient in effervescent formulations.

Industrial

Electroplating, leather tanning, textile dyeing.

Household

Cleaning products, metal polish.

Frequently Asked Questions

What is Sodium Tartrates (E335)?
Sodium Tartrates (E335) is a acidity regulator used in food products. It is buffering agent, sequestrant, emulsifier and synthetic (from tartaric acid). Sodium tartrates are synthetic compounds produced by neutralizing tartaric acid (which is naturally found in grapes and wine) with sodium salts.
What foods contain Sodium Tartrates?
Sodium Tartrates is used in various food categories including Confectionery, Non-alcoholic beverages. It is used as a acidity regulator in these products.
Is Sodium Tartrates the same as Sodium tartrate?
Yes, Sodium Tartrates is also known as Sodium tartrate, Disodium 2,3-dihydroxybutanedioate, Rochelle salt (when combined with potassium). These are different names for the same substance.