{"id":389390,"date":"2024-10-20T03:49:49","date_gmt":"2024-10-20T03:49:49","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-244432021\/"},"modified":"2024-10-26T07:01:47","modified_gmt":"2024-10-26T07:01:47","slug":"bs-en-iso-244432021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-244432021\/","title":{"rendered":"BS EN ISO 24443:2021"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nNational foreword <\/td>\n<\/tr>\n
4<\/td>\nEuropean foreword <\/td>\n<\/tr>\n
6<\/td>\nForeword <\/td>\n<\/tr>\n
7<\/td>\nIntroduction <\/td>\n<\/tr>\n
9<\/td>\n1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions <\/td>\n<\/tr>\n
10<\/td>\n3.2 Symbols and abbreviated terms <\/td>\n<\/tr>\n
11<\/td>\n4 Principle
5 Apparatus
5.1 Spectrophotometer specifications <\/td>\n<\/tr>\n
12<\/td>\n5.2 Calibration of the spectrophotometer
5.3 Calibration of the UV exposure source <\/td>\n<\/tr>\n
13<\/td>\n5.4 Monitoring of the UV exposure source
5.5 Calibration of the UVA radiometer used to monitor the test sample irradiation
5.6 Substrate\/plate <\/td>\n<\/tr>\n
14<\/td>\n6 Test method
6.1 Outline of the test procedure
6.2 Equipment calibration and validation of test plates
6.3 Absorption measurements through the plate <\/td>\n<\/tr>\n
15<\/td>\n6.4 Sample application <\/td>\n<\/tr>\n
16<\/td>\n6.5 Absorbance measurements of the product-treated plate
6.6 Number of determinations
6.7 Determination of initial calculated SPF (SPFin vitro,0), \u201cC\u201d value, initial UVA-PF (UVA\u2011PF0), and UV exposure dose
6.7.1 Determination of initial in vitro SPF (SPFin vitro,0)
6.7.2 Determination of \u201cC\u201d value <\/td>\n<\/tr>\n
17<\/td>\n6.7.3 Determination of initial UVA protection factor before UV exposure (UVA-PF0)
6.7.4 Determination of the UV exposure dose <\/td>\n<\/tr>\n
18<\/td>\n6.8 UV exposure of sample plates
6.9 Calculation of UVA-PF of plates after UV exposure of the sample <\/td>\n<\/tr>\n
19<\/td>\n6.10 Calculation of critical wavelength of plates after UV exposure of the sample
7 Procedure using the spreadsheet in this document <\/td>\n<\/tr>\n
20<\/td>\n8 Product reference sunscreen
8.1 Formula S2
8.2 Standard P8
9 Test report <\/td>\n<\/tr>\n
22<\/td>\nAnnex A (normative) Calibration of spectrophotometer and plate transmission test <\/td>\n<\/tr>\n
26<\/td>\nAnnex B (normative) Radiometer calibration to spectroradiometric irradiance procedure <\/td>\n<\/tr>\n
28<\/td>\nAnnex C (normative) Computation values: PPD and erythema action spectra and UVA and UV\u2011SSR spectral irradiances <\/td>\n<\/tr>\n
31<\/td>\nAnnex D (normative) PMMA substrate plate surface specifications <\/td>\n<\/tr>\n
34<\/td>\nAnnex E (normative) Product reference sunscreen formulations <\/td>\n<\/tr>\n
40<\/td>\nAnnex F (informative) Statistical calculations <\/td>\n<\/tr>\n
43<\/td>\nAnnex G (informative) Definition and examples of valid results\/Factor \u201cC\u201d <\/td>\n<\/tr>\n
44<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Cosmetics. Determination of sunscreen UVA photoprotection in vitro<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2022<\/td>\n48<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":389399,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1035,2641],"product_tag":[],"class_list":{"0":"post-389390","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-71-100-70","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/389390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/389399"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=389390"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=389390"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=389390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}