Sodium potassium tartrate

  • Monopotassium monosodium tartrate
  • Potassium sodium tartrate
  • Rochelle salt
  • Seignette salt
  • Sodium potassium(DL)-Tartrate
Formula
KNaC4H4O6
Structure
Description
Colorless crystals.
Uses
Sequestrant & general purpose food additive.

Registry Numbers and Inventories.
CAS
304-59-6
EC (EINECS/ELINCS)
206-156-8
Merck
12,7840
Beilstein/Gmelin
4630025
Swiss Giftliste 1
G-3851
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C4H4O6.K.Na
Formula mass
210.16
Melting point, °C
90-100
Density
1.79 g/cm3 (20 C)
Solubility in water
Soluble

Hazards and Protection.
Storage
Keep tightly closed in a cool place in a tightly closed container.
Handling
Containers of this material may be hazardous when emptied. Since emptied containers retain product residues (vapor, liquid, and/or solid), all hazard precautions given in the data sheet must be observed.
Protection
Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Whre chemical resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots.
Respirators
If overexposure has been determined or documented, a NIOSH/MSHA jointly approved air supplied respirator is advised in absence of proper environmental control. OSHA regulations also permit other NIOSH/MSHA respirators under specified conditions.
Small spills/leaks
Small Spill - Sweep up material for disposal or recovery. Large Spill - Collect and add slowly to large volume of water.
Stability
Stable.

Fire.
Fire fighting
Extinguish fire using water fog. No special precautions necessary when fighting fires involving this product.

Health.
Poison_Class
-
Exposure effects
   Ingestion
Nausea, vomiting, abdominal pain, and diarrhea are common. Ischemic colitis has been reported in patients at risk for atherosclerotic disease receiving cathartics for procedural bowel preparation.

First aid
 
   Ingestion
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.
   Inhalation
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention.
   Skin
Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, seek medical attention. Launder clothing before reuse.
   Eyes
If symptoms develop, move individual away from exposure and into fresh air. Flush eyes gently with water while holding eyelids apart. If symptoms persist or there is any visual difficulty, seek medical attention.

Transport.