標準ガスの種類、範囲及び精度TYPE, RANGE OF CONCENTRATION, RANGE OF UNCERTAINTY OF STANDARD GASES
(注) (Notes) Standard Gases Class 1 are standard gases where every cylinder fits the Standard Gases 2級標準ガスとは、標準ガスのうち1/3を抜取り、指定校正機関が濃度信頼性試験を実施したとき、 Standard Gases Class 2 are standard gases where one out of three is taken out to be tested and fits the 揮発性有機化合物標準ガスの種類、範囲及び精度TYPE, RANGE OF CONCENTRATION, RANGE OF UNCERTAINTY OF VOLATILE ORGANIC COMPOUND STANDARD GASES
零位調整標準ガス(ゼロガス)の種類及び品質TYPE & QUALITY OF ZERO GAS
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