NIST SRM 2214 异辛烷液体密度Isooctane Liquid Density
NIST SRM 2207 比表面积标准Controlled Pore Glass - BET Specific Surface Area (Nominal Pore Diameter 18 nm)
NIST SRM 2206 比表面积标准Controlled Pore Glass - BET Specific Surface Area (300 nm)
NIST SRM 2203 氟化钾Potassium Fluoride (Standard for Ion-Selective Electrodes)
NIST SRM 2201 氯化钠Sodium Chloride (Ion-Selective)
NIST SRM 2192a 碳酸钠Sodium Carbonate
NIST SRM 2191a 碳酸氢钠Sodium Bicarbonate
NIST SRM 2186II 磷酸氢二钠Disodium Hydrogen Phosphate
NIST SRM 2186I 磷酸二氢钾Potassium Dihydrogen Phosphate
NIST SRM 2185 邻苯二甲酸氢钾标准品Potassium Hydrogen Phthalate pD Standard
NIST SRM 2182 HEPES钠盐HEPES Sodium Salt
NIST SRM 2181 4-羟乙基哌嗪乙磺酸HEPES?
NIST SRM 2175 高熔点合金Refractory Alloy MP-35-N
NIST SRM 2172 S-7工具钢S-7 Tool Steel
NIST SRM 2171 低合金钢LA Steel, (HSLA 100)
NIST SRM 2168 高纯铁High Purity Iron
NIST SRM 2167 低合金钢Low Alloy Steel
NIST SRM 2166 低合金钢Low Alloy Steel
NIST SRM 2165 低合金钢Low Alloy Steel
NIST SRM 2160 低合金钢Low-Alloy Steel (pin form)