National Certified Reference Material (NCRM)

zvigadzirwa

National Certified Reference Material (NCRM)

Tsanangudzo Pfupi

Certified Reference Material yeBenzoic Acid (Calorimetric Standard) CRM inogona kushandiswa kuyera kukosha kwecalorie musimba remagetsi, marasha, indasitiri yemauto, tsvakiridzo yesainzi uye mamwe minda.


  • Kodhi:GBW (E) 136695
  • Nhamba yeBatch:2021-01
  • Product Detail

    Product Tags

    Product sumo

    Iyo CRM inoshandiswa pakuongorora/kugadziriswa kweokisijeni bhomba calorimeter.Inoshandiswawo pakuongorora nekusimbisa chokwadi chenzira dzekuongorora.Iyo CRM inogona kushandiswa kuyera calorific kukosha musimba remagetsi, marasha, indasitiri yemauto, tsvakiridzo yesainzi uye mamwe minda.

    GBW(E)136695 (1)
    GBW(E)136695 (2)

    Kugadzirira Kwezvinhu

    Benzoic asidhi inonatswa ne distillation uye kuchena kuri 99.96%.Inogadzirwa kuita mahwendefa e0.5g uye yakarongedzwa mumabhodhoro epurasitiki akachena.

    Certified Values

    Tafura 1. Certified Values ​​for Benzoic Acid

    Number

    Zita

    Certified Value* (J/g)

    Kusava nechokwadi (J/g) (k=2)

    GBW (E) 136695

    Benzoic Acid

    26456

    25

    Analysis Nzira

    Iyo bhomba calorimeter inoshandiswa kuita zviyero izvi.

    Homogeneity Test uye Kugadzikana Kuongorora

    Mabhodhoro makumi maviri anosarudzwa zvisina tsarukano kuti aone kurongeka kwekuyera.Chiyero chekuongorora chinosarudzwa kubva mubhodhoro rega rega, uye nzira ndiyo bhomba calorimeter.Variance (F) bvunzo inoshandiswa kuongorora kufanana kweCRM, kana Fα, muenzaniso une homogeneous.

    Kupera kwechitupa: Chitupa cheCRM chinoshanda kusvika Kukadzi 1, 2031.

    Kurongedza Uye Kuchengeta

    Iyo certified reference material yakarongedzwa mumabhodhoro epurasitiki ane machira epurasitiki.Huremu hwemambure hunosvika 35g bhodhoro rega rega.Inokurudzirwa kuchengetedza kuoma kana yachengetwa.

    Murabhoritari

    Zita: Shandong Institute yeMetallurgical Science Co., Ltd.

    Kero: 66 Jiefang East Road, Jinan, Shandong, China;

    Webhusaiti:www.cncrms.com

    Emai:cassyb@126.com

    New standard coal1

    Yakatenderwa na: Gao Hongji

    Laboratory Director

    Zuva: Kukadzi 1, 2021


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