北京美同达科技有限公司，于2000年12月成立于中关村高科技园区，一家集化学领域产品研发与营销、技术支持与服务为一体的高科技公司。。公司主要提供***的科学试验检测设备和国际知名品牌的标准样品、化学制剂及消耗品。***服务于国际ASTM石油检测标准、进口精细***、进口配件耗材等领域的客户。
VHG Labs 是世界***大的生产金属油基和水基标准样品的公司，为分析化学领域提供高质量的产品和服务。
VHG Labs 的金属有机标样通过 ICP、AA、RDE、DC、XRF 等仪器来分析测定油和***中的金属。另外，还提供符合 ASTM 标准的含硫、氯和金属标样用于石油类产品的检测。
VHG Labs符合ASTM、NIST 等国际标准,通过ISO9001:2000和ISO/IEC17025:2005认证,所有产品配有***分析证明书（Certificate Of Analysis，COA）
闪点标油
VHG闪点标油用于ASTM方法D56、D92、D93。随货附带质检证书（COA），证书上标有标准浓度值。
| ASTM方法 | 基质 | 规格 | 闪点范围 |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 25-35°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 55-65°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 70-80°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 90-100°C |
| ASTM D92 (Cleveland Open Cup Tester) | —— | 250mL | Typical Flash Point Range: 190-215°C |
| ASTM D92 (Cleveland Open Cup Tester) - | —— | 250mL | Typical Flash Point Range: 220-240°C |
| ASTM D56 (Tag Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 40-50°C |
| ASTM D56 (Tag Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 50-60°C |
| ASTM D56 (Tag Closed Cup Tester) | —— | 250mL | Typical Flash Point Range: 55-65°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | n-Decane | 250mL | Typical Flash Point Range: 45-55°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) - | n-Undecane | 250mL | Typical Flash Point Range: 65-75°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | n-Tetradecane | 250mL | Typical Flash Point Range: 110-120°C |
| ASTM D93 (Pensky-Martens Closed Cup Tester) | n-Hexadecane | 250mL | Typical Flash Point Range: 130-145°C |
| ASTM D92 (Cleveland Open Cup Tester) | n-Tetradecane | 250mL | Typical Flash Point Range: 110-120°C |
| ASTM D92 (Cleveland Open Cup Tester) | n-Hexadecane | 250mL | Typical Flash Point Range: 135-150°C |
| ASTM D56 (Tag Closed Cup Tester) - | n-Decane | 250mL | Typical Flash Point Range: 45-55°C |
| ASTM D56 (Tag Closed Cup Tester) | n-Undecane | 250mL | Typical Flash Point Range: 60-70°C |
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