SRM 742 美国NIST标准品 SRM 742 Aluminum Oxide P...

SRM 731L1  Borosilicate Glass - Thermal Expansion硼硅酸盐玻璃-热膨胀 5cm
SRM 731L2  Borosilicate Glass - Thermal Expansion硼硅酸盐玻璃-热膨胀 10cm
SRM 731L3  Borosilicate Glass - Thermal Expansion硼硅酸盐玻璃-热膨胀 15cm
SRM 738  Stainless Steel-Thermal Expansion不锈钢-热膨胀 51x6.4mm
SRM 740a  Zinc Freezing Point Standard 419.527 °C锌冰点标准419.527 °C  200g
SRM 741a  Tin (Freezing Point)锡(冰点)  200g
SRM 742  Aluminum Oxide Pyrometric Standard氧化铝工业标准 10g
SRM 762  Magnetic Moment Standard Nickel Disk磁矩标准镍盘 6 mm dia
SRM 764a  Magnetic Susceptibility Standard - Platinum Cylinder 3 mm dia. x 3.42 L
SRM 772a  Magnetic Moment Standard - Nickel Sphere磁力矩标准-镍球 each
SRM 773  Soda-Lime-Silica (Glass Liquidus)钠钙硅(玻璃液相线)  7-2.5cm sq x 0.6cm, ~65g
SRM 774  Lead-Silica (Dielectric Constant)铅二氧化硅(介电常数)  block
SRM 781d2  Molybdenum (Heat Capacity)钼(热容量)  10cm