Description

Dl-Tartaricacidcalciumsalt CAS NO 134841-46-6 is the calcium salt of DL-tartaric acid, a versatile chiral compound widely used as a resolving agent and a key intermediate in fine chemical synthesis. Its primary commercial value lies in its ability to act as a cost-effective and stable source of tartaric acid functionality in various industrial processes. This product is essential for manufacturers in the pharmaceutical, food additive, and specialty chemical sectors seeking reliable raw materials for chiral separations, buffering agents, or as a calcium fortifier.

Application

• Pharmaceutical Intermediate: Used in the synthesis and chiral resolution of active pharmaceutical ingredients (APIs).
• Food & Beverage Additive: Functions as a sequestrant, firming agent, and a source of bioavailable calcium in fortified foods and dietary supplements.
• Chemical Synthesis: Serves as a chiral auxiliary or a precursor in the production of catalysts and other fine chemicals.
• Laboratory Reagent: Employed in analytical chemistry and research for calibration standards and experimental studies.
• Animal Feed Supplement: Used as a nutritional additive to provide essential calcium.

Basic Information

Product Name	Dl-Tartaricacidcalciumsalt
CAS No.	134841-46-6
Molecular Formula	C4H4CaO6 • xH2O
Molecular Weight	188.15 (Anhydrous)
Synonyms	Calcium DL-Tartrate; Calcium Racemic Tartrate; Calcium Tartrate (racemic); DL-Tartaric Acid Calcium Salt; 2,3-Dihydroxybutanedioic Acid, Calcium Salt (1:1); Calcium 2,3-Dihydroxybutanedioate; E354 (when used as a food additive)
EINECS	Contact for details

Quality Control

Our Dl-Tartaricacidcalciumsalt is manufactured under a strict quality management system. We offer grades suitable for various applications, including food and pharmaceutical uses, with specifications aligned to industry standards such as FCC and in-house pharmacopeial guidelines. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) to ensure traceability and compliance with your specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (as C4H4CaO6)	98.0% - 102.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm
pH (5% solution)	6.0 - 8.0
Optical Rotation	±0.05° (c=5 in H2O)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.