Methods of use and calibration of pocket type rubber hardness meters
Document status: Active
Red oxides if iron (natural manufactured and blended) for paints
Document status: Active
Specification for filters for protection against intense sunglare (for general and industrial use)
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Specification for sun glare eye protectors for general use
Document status: Active
Specification for natural rubber stomach tubes
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Specification for boiling flasks (narrow-necked), conical, flat bottom and round bottom
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Specification for boiling flasks (narrow-necked), conical, flat bottom and round bottom
Document status: Active
Specification for narrow-necked boiling flasks
Document status: Active