1️⃣ Product Description
Product Name: Tartrazine (Yellow 5) Standard
CAS Number: 1934-21-0
Product Code: T-P25020X
Category: Additive Standard
Short Overview
Tartrazine (Yellow 5, CAS 1934-21-0) is a high-purity food additive standard (≥ 95%) used for analytical testing, quality control, and formulation studies in the food, beverage, and pharmaceutical industries. Its stability at room temperature ensures reliable results for method development, calibration, and quantitative analysis.

Information
| Parameter | Value |
|---|---|
| Molecular Formula | C₁₆H₉N₄Na₃O₉S₂ |
| Molecular Weight | 534.36 g/mol |
| Purity | ≥ 95% |
| Available Package Sizes | 100 mg (custom sizes available) |
| Storage Conditions | Room Temperature |
| Special Requirements | None |
| Documentation | COA & SDS supplied |
| Compliance | ISO/IEC 17025 & GMP procedures |
💡 Room-temperature stability makes Tartrazine convenient for laboratory use and routine analysis.
2️⃣ Features & Benefits / Technical Information
Features & Benefits
✅ High-purity grade ≥ 95%, verified via HPLC
✅ COA & SDS included with every shipment
✅ Produced under ISO/IEC 17025 & GMP quality systems
✅ Stable at room temperature
✅ Compatible with HPLC, UV-Vis, and other analytical techniques
✅ Ideal for method development, calibration, and quality control
Technical Information
| Parameter | Details |
|---|---|
| Appearance | Yellow crystalline powder |
| Storage | Room temperature; keep dry |
| Shelf Life | 12–24 months under recommended storage |
| Analytical Techniques | HPLC, UV-Vis |
| Category | Additive Standard |
📎 Each batch is verified for identity, purity, and stability.
3️⃣ Applications
Tartrazine standard is widely used in:
Food & Beverage Testing
Quantification in soft drinks, candies, and processed foods
Quality control for color additives
Pharmaceutical & Cosmetic Analysis
Stability studies of formulations containing dyes
Method development for additive quantification
Analytical Method Validation
Preparation of standard curves
Accuracy, recovery, and precision validation
💡 Ensures reproducible results for trace-level analysis of Tartrazine.
4️⃣ Frequently Asked Questions (FAQs)
Q1. Which analytical techniques are suitable?
HPLC, UV-Vis, and related quantitative methods.
Q2. Are COA & SDS provided?
Yes, both documents are supplied with every order.
Q3. Any special storage instructions?
Store at room temperature in a dry environment.
Q4. Can bulk or custom quantities be requested?
Yes, multi-gram quantities and custom packaging are available.
5️⃣ Ordering & Support
| Product Code | CAS Number | Size | Availability |
|---|---|---|---|
| T-P25020X | 1934-21-0 | 100 mg | ✅ In Stock |
📦 Delivery: Ships worldwide within 3–5 business days
🧾 Included: COA & SDS
🌍 Packaging: Ensures product integrity
📩 Sales: sales@hipsoulab.com
📞 Support: +86-755-28502380
💬 Hipsoul — Delivering purity, precision, and reliability to analytical laboratories worldwide.


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