1️⃣ Product Description
Product Name: 22-Dihydroergocalciferol (Vitamin D4) Standard
CAS Number: 511-28-4
Product Code: D-V25020Y
Category: Vitamin Standard
Short Overview
22-Dihydroergocalciferol (Vitamin D4, CAS 511-28-4) is a high-purity vitamin reference standard (≥ 98%) designed for precise quantitative analysis, assay calibration, and method validation in pharmaceutical, food, and biochemical laboratories. It provides excellent stability under controlled low-temperature storage, supporting accurate Vitamin D4 profiling in regulated environments.

Information
| Parameter | Value |
|---|---|
| Molecular Formula | C₂₈H₄₆O |
| Molecular Weight | 398.67 g/mol |
| Purity | ≥ 98% |
| Storage Conditions | –20 °C |
| Package Size | 100 mg (custom sizes available) |
| Documentation | COA & SDS supplied |
| Special Requirements | None |
| Compliance | ISO/IEC 17025 & GMP procedures |
💡 Low-temperature storage ensures long-term stability — ideal for trace-level Vitamin D4 quantification.
2️⃣ Features & Benefits / Technical Information
Features & Benefits
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✅ High-purity ≥ 98%, validated via HPLC
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✅ COA & SDS included with every shipment
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✅ Produced under ISO/IEC 17025 & GMP quality systems
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✅ Stable under –20 °C storage
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✅ Compatible with HPLC, LC-MS, and UV/VIS detection
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✅ Secure, protective global shipping
Technical Information
| Parameter | Details |
|---|---|
| Structural Formula | Available upon request or shown as image |
| Appearance | White to pale yellow crystalline powder |
| Storage | –20 °C; protect from heat and light |
| Shelf Life | 12–24 months (with proper storage) |
| Analytical Techniques | HPLC, LC-MS, UV detection |
| Category | Vitamin Standard |
📎 Each batch is verified for identity, purity, and stability under low-temperature storage.
3️⃣ Applications
22-Dihydroergocalciferol standard is commonly used for:
Pharmaceutical Analysis
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Assay and impurity detection in Vitamin D4 supplements and formulations.
Food & Nutrition Testing
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Quantification in fortified foods, dairy products, and nutritional supplements.
Clinical & Biomedical Research
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Studies on Vitamin D4 metabolism, deficiency, and biochemical pathways.
Method Development & Validation
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Calibration curves, linearity, recovery, and precision testing for Vitamin D4 analytical methods.
💡 Ensures high accuracy even at trace-level Vitamin D4 concentrations.
4️⃣ Frequently Asked Questions (FAQs)
Q1. Which analytical techniques are compatible?
HPLC, LC-MS, and UV spectroscopy are suitable for Vitamin D4 analysis.
Q2. Does the shipment include COA & SDS?
Yes — both documents are provided with every order.
Q3. Any special storage required?
Store at –20 °C to maintain stability and prevent degradation.
Q4. Are there handling precautions?
Avoid heat and prolonged light exposure.
Q5. Are bulk or custom sizes available?
Yes, multi-gram quantities and custom packaging can be provided upon request.
5️⃣ Ordering & Support
| Product Code | CAS Number | Size | Availability |
|---|---|---|---|
| D-V25020Y | 511-28-4 | 100 mg | ✅ In Stock |
📦 Delivery: Ships worldwide within 3–5 business days
🧾 Included: COA & SDS
🌍 Global Shipping: Low-temperature, light-protected packaging ensures product integrity
📩 Sales: sales@hipsoulab.com
📞 Customer Support: +86-755-28502380
💬 **Hipsoul — Delivering purity, precision, and reliability to analytical laboratories worldwide.


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