Industrial chemicals · Taylor, TXTechnical Data Sheet
50% Propylene Glycol Technical Grade
Technical Grade · 50%
- CAS番号
- 57-55-6
- 構造
構造・PubChem - グレード
- Technical Grade · 50%
Identity & Composition
- 製品名
- 50% Propylene Glycol Technical Grade
- Alliance Code
- 50-propylene-glycol-technical-grade
- グレード
- Technical Grade
- 濃度
- 50% v/v
- CAS番号
- 57-55-6PubChem
- 化学式
- C3H8O2PubChem
- 分子量
- 76.09PubChem
- 製品種別
- 混合物
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay | 50.0 - 51.0 % v/v | 50.05 % | — | Interpreted |
| Freeze point | -28.6 °F (-33.7 °C) max | -28.7 °F (-33.7 °C) | ASTM D1177 | Interpreted |
| Dilution water quality (conductivity @ 25 °C) | Deionized water; ≤ 10 µS/cm | 0.9 | ASTM D1125 | Interpreted |
| Dipropylene glycol (DPG) | 0.25 wt% max | 0.092 wt% | GC area % (ASTM E202) | Interpreted |
| Acidity as Acetic Acid | 0.0025 % max | 0.00084 % | — | Interpreted |
| Chlorides as Cl | 0.7 ppm max | 0.20 ppm | — | Interpreted |
| Heavy Metals as Pb | 2.5 ppm max | 0.16 ppm | — | Interpreted |
| Iron | 0.51 ppm max | 0.047 ppm | — | Interpreted |
| ash | 0.0025% max | 0.00062 % | — | Interpreted |
| Color, Pt-Co | 10 APHA (maximum) | 3 APHA | — | Interpreted |
| Appearance | Pass | Passes test | — | Interpreted |
| Suspended Matter | Pass | Passes test | — | Interpreted |
| Composition | 50 % propylene glycol / 50 % deionized water, by volume | Conforms | By formulation; batch weights (scale ticket) | Interpreted |
Values are reproduced from the current product reference. Source labels do not by themselves establish a supplier guarantee or a test result for your lot. Confirm applicable acceptance limits and request lot-specific documentation.
Available GradesSame CAS, alternate grades and concentrations
| グレード | 濃度 | Typical Assay | SKU | TDS |
|---|---|---|---|---|
| This grade Technical Grade | 50% | — | current | current |
| — | 50% | — | 50-propylene-glycol-inhibited | View TDS → |
各グレードの代表的な含量は、直近ロットの平均値です。代替品として使用する前に、そのグレードがお客様の仕様を満たしていることをご確認ください。
物理的及び化学的性質
| Property | 値 | Source |
|---|---|---|
| 外観 | Clear, colorless to pale liquid | Adjudicated |
| 臭い | Mild, characteristic | Adjudicated |
| pH | Essentially neutral (unbuffered blend) | Adjudicated |
| 比重 | 1.040 at 20/20 °C (water = 1) | Adjudicated |
| 密度 | 1.0384 g/cm³ at 20 °C | Adjudicated |
| 沸点 | ~106 °C | Adjudicated |
| 融点 | -34 °C (freeze / crystallization onset) | Adjudicated |
| 引火点 | Not flammable (aqueous solution) | Adjudicated |
| Solubility (water) | Miscible with water | Adjudicated |
Regulatory & Transport
DOT / 49 CFR
- 国連番号
- 非該当Adjudicated
- 危険有害性クラス
- 非該当Adjudicated
- 容器等級
- 非該当Adjudicated
- 正式輸送品名
- 非該当Adjudicated
GHS / OSHA HCS 2024
- 注意喚起語
- 非該当Adjudicated
- H-Codes (Hazard Statements)
- 該当しないECHA C&L Inventory
- P-Codes (Precautionary Statements)
- 該当しないECHA C&L Inventory
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- —no canonical
- ACGIH TLV
- —no canonical
- NIOSH REL
- —no canonical
- NIOSH IDLH
- —no canonical
輸送情報は発行時点の49 CFR 172.101の照会結果を反映しています。データ出典：REL/IDLHはNIOSH Pocket Guide、PELはOSHA Zテーブル。出荷に関わる重要な判断の前に、必ず最新の規制本文で確認してください。
Supplier Qualification Packet
One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for 50% Propylene Glycol Technical Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Applications
即使用可能な propylene glycol および water の混合物（50% PG）：密閉系システム用熱媒体および不凍液；保湿剤および溶媒キャリア。Adjudicated
Storage & Handling
- Recommended Storage
- 酸化剤から離した冷涼で乾燥した場所に密閉して保管すること（吸湿性）。ステンレス鋼、炭素鋼、ポリエチレンまたはポリプロピレン製の容器。Adjudicated
- Handling Precautions
- 耐薬品性手袋および飛沫防護ゴーグルを着用してください。高温の表面や高温のプロセス機器との接触を避けてください。インヒビターは使用中に消耗します。やみくもに補充せず、監視してください。Class-level guidance — not product-specific; the SDS controls.
- Incompatibilities
- 強酸化剤、強酸、強塩基。Adjudicated
- Shelf Life
- Consult Technical Services for product-specific shelf life
For full hazard, PPE, and emergency response guidance, refer to the Safety Data Sheet (SDS) for this product. The SDS controls in all cases where guidance differs.
Packaging & Logistics
Shipping Description (US DOT)
Not regulated for transport.
Confirm against shipping documents and carrier requirements before tender.
Revision History
Last reviewed 2026-07-16 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.6 | 2026-10-21 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.5 | 2026-10-20 | Canonical data updated: 2 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.4 | 2026-10-13 | Canonical data updated: 5 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.3 | 2026-09-09 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.2 | 2026-07-24 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-07-16 | Canonical data re-verified: 4 fields updated against independent vendor SDSs, CLP Annex VI, 49 CFR, and OSHA HazCom 2024 (GHS classification, hazard/precautionary codes, signal word, physical properties as applicable).
| canonical_change |
| 1.0 | 2026-05-20 | Initial URL-first TDS published from canonical chemistry registry. | initial |
This Technical Data Sheet is provided for technical reference. The Safety Data Sheet (SDS) controls in all cases where guidance differs. Values reflect Alliance Chemical canonical data at time of generation; subsequent revisions are recorded in the Revision History above.