X-RAY ANALYSIS APPARATUS

An X-ray analyzer includes a sample container (10) configured to accommodate a sample (S), a placement portion (24) capable of placing the sample container (10) thereon, an X-ray irradiation source configured to irradiate the sample (S) with X-rays from below the placement portion (24), a detector configured to detect fluorescent X-rays generated from the sample (S) below the placement portion, and a holder (50) placed on the placement portion (24), the holder (50) being configured to accommodate the sample container (10). The placement portion (24) is provided with an opening (24h). The sample container (10) includes a container body (12) configured to surround the sample (S), the container body is formed in a shape having an opening opened downward, and a container film (14) configured to close the opening of the container body (12) and support the sample (S). The holder (50) includes an enclosure cylinder (52) having an outer shape larger than the opening (24h), the enclosure cylinder being configured to surround the sample container (10), the enclosure cylinder being formed in a shape having an opening opened downward, and a holder film (54) closing the opening of the enclosure cylinder (52).