蓖麻籽油GB 8234-87
1.技术要求
蓖麻籽油必须具有下列特征常数:
1.1 折光指数(20℃)1.4765~1.4810
1.2比重(20/4℃)0.9515~0.9675
1.3碘价(gl/100g):80~88
1.4皂化价(mgKOH/g):177~187
1.5乙酰值(mgKOH/g):≥140
2.质量指标
2.1分级指标
2.2蓖麻籽油以2为计价标准。
2.3蓖麻籽油中均不得混有其他食用油或非食用油。
3检验方法
3.1蓖麻油样品的扦取按照GB 5524-85《植物油脂检验扦样、分样法》执行。
3.2比重:按G B5526-85《植物油脂检验比重测定法》执行。
3.3折光指数:按GB5527-85《植物油脂检验折光指数测定法》执行。
3.4碘价:按GB 5532-85 《植物油脂检验碘价测定法》执行。
3.5皂化价的测定按照GB5534-85《植物油脂的检验皂化价测定法》执行。
3.6乙酰值的测定按照《全国粮油检验人员培训教材②》P194附录A执行。
3.7透明度、色泽、气味和滋味的检验按照GB5525-85《植物油检验透明度、色泽、气味、滋味鉴定法》执行。
3.8酸价:按GB 5530-85《植物油脂检验酸价测定法》执行。
3.9水分及挥发物:按GB 5528-85《植物油脂检验水分及挥发物测定法》执行。
3.10杂质:按GB5529-85《植物油脂检验杂质测定法》执行。
3.11掺伪试验按照GB 5539-85《植物油脂检验油脂定性实验》执行。
4包装、运输和储存
蓖麻籽油的包装、运输和储存,必须保质、保量、严防污染,符合运输安全和分级储存的要求。蓖麻籽油装具备明显的“蓖麻油”标志。并注明毛重、净重、出厂日期。
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