{"product_id":"5-kg-10-g-calibration-weight-astm-class-1","title":"5 kg - 10 g Calibration Weight, ASTM Class 1","description":"\u003ch3 class=\"ds-markdown-paragraph\"\u003eKey Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDesigned to meet the exacting tolerances of ASTM Class 1 (E617).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eSupplied as a single weight kit including a protective case and handling glove.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eNominal value is clearly marked on the weight for immediate identification.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFeatures a sealing cavity for adjusting material in weights of 100 g or larger.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eManufactured to a density of 7.84 g\/cm³ for superior performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eOptional serialization via stamping or laser marking is available (Class 2 to 4).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis 5 kg calibration weight serves as a fundamental reference standard for verifying the accuracy of high-capacity precision balances and scales. Its construction and certification to ASTM Class 1 specifications ensure it provides the minimal permissible uncertainty, making it indispensable for quality control, laboratory research, and compliance applications where measurement integrity is non-negotiable. The inclusion of a dedicated storage case and handling glove is a critical part of the kit, protecting the weight's surface from contamination and damage that could affect its mass value and traceability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe weight incorporates a sealed adjustment cavity, a standard feature on 100 g and larger masses, which allows for precise factory setting to its exact nominal value. With a standardized density of 7.84 g\/cm³, it minimizes the potential for air buoyancy errors during high-accuracy calibrations. For operations requiring individual weight tracking within a calibrated set, serial number marking is available as an optional feature to enhance asset management and documentation practices.\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNominal Mass\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAccuracy Class\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eASTM Class 1 (E617)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTare\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDensity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e7.84 g\/cm³\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAdjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSealed Cavity (100g+)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eKit Includes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWeight, Protective Case, Handling Glove\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMarking\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNominal Value\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOptional Feature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSerial Number (Stamped\/Laser)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e \u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003eSecure this essential standard for your metrology lab. \u003ca style=\"font-size: 0.875rem;\" rel=\"noopener\" title=\"Contact SellEton Scales Team\" href=\"https:\/\/selletonscales.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our team\u003c\/a\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e today to request pricing, confirm availability, or speak with a calibration specialist for your laboratory or metrology requirements.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rice Lake Weighing Systems","offers":[{"title":"RL-12958 - 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Weight Kit - 200g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313733421,"sku":null,"price":290.0,"currency_code":"USD","in_stock":true},{"title":"RL-12981 - Weight Kit - 160g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313766189,"sku":null,"price":300.0,"currency_code":"USD","in_stock":true},{"title":"RL-12979 - Weight Kit - 150g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313798957,"sku":null,"price":270.0,"currency_code":"USD","in_stock":true},{"title":"RL-12946 - Weight Kit - 100g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313831725,"sku":null,"price":250.0,"currency_code":"USD","in_stock":true},{"title":"RL-12964 - Weight Kit - 50g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313864493,"sku":null,"price":210.0,"currency_code":"USD","in_stock":true},{"title":"RL-12962 - Weight Kit - 30g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313897261,"sku":null,"price":210.0,"currency_code":"USD","in_stock":true},{"title":"RL-12960 - Weight Kit - 20g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313930029,"sku":null,"price":210.0,"currency_code":"USD","in_stock":true},{"title":"RL-12944 - Weight Kit - 10g ASTM Class 1 Stainless Steel Polished Density 7.84 Electronic Balance Calibration Weights","offer_id":51912313962797,"sku":null,"price":210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1774\/2595\/files\/kit_single-weight-sold-with-case-cylindrical-type.png?v=1768137262","url":"https:\/\/selletonscales.com\/products\/5-kg-10-g-calibration-weight-astm-class-1","provider":"SellEton Scales ","version":"1.0","type":"link"}