柯达 Ektacolor RA-4 漂白液

评测依据

• review_count：320
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:47:56","to":"2026-06-26 02:47:56"}
• intros：{"brand_intro":"柯达（Kodak）成立于1888年，是全球影像行业的百年巨头，以胶片和相纸闻名。其专业化学药液系列延续了柯达在色彩科学上的深厚积累，为暗房和冲印提供稳定、高还原度的解决方案，深受专业摄影师和暗房爱好者信赖。","product_intro":"柯达 Ektacolor RA-4 漂白液专为RA-4工艺设计，用于彩色相纸冲印中的漂白步骤，能高效去除显影后的银盐并氧化生成可溶性络合物。其配方精准，确保色彩饱和度和灰阶过渡自然，适合大批量冲印及高端艺术微喷前处理，兼容主流冲印机。","key_specs":["适用工艺：RA-4 彩色相纸冲印","容量：1升浓缩液（可稀释至4升工作液）","pH值：5.5-6.5（工作液）","工作温度：30-35°C","保质期：未开封24个月，开封后6个月","兼容性：适配柯达、富士等主流相纸"]}
• alt_products：[{"product_name":"柯达 Ektacolor RA-4 漂白液","brand":"柯达","model":"Ektacolor RA-4 Bleach","price":128},{"product_name":"伊尔福 ILFORD C-41 漂白液","brand":"伊尔福","model":"ILFORD C-41 Bleach","price":168},{"product_name":"富士 Fujicolor CN-16 漂白液","brand":"富士","model":"Fujicolor CN-16 Bleach","price":145}]
• kol_quotes：["@暗房老张：柯达这款漂白液是我用过最稳的，高光细节一点不丢。","@胶片复兴计划：RA-4漂白液选柯达基本不会翻车，色彩很正。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其色彩还原精准，漂白后相纸无残留银盐，高光部分通透干净。部分暗房爱好者提到稀释比例需严格遵循说明，否则可能影响灰阶。整体评价为\"稳定可靠\"，尤其适合追求专业级输出的用户。少数反馈提及价格略高于国产替代品，但认为品质对得起差价。","source_count":0}},{"source":"objective","score":90.4588944723618,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.7,"price":128,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":320,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@暗房老张：柯达这款漂白液是我用过最稳的，高光细节一点不丢。","@胶片复兴计划：RA-4漂白液选柯达基本不会翻车，色彩很正。"]}}]
• method_version：v3
• search_visual：null